Multiple datetime from datagrid itextsharp PDF c#

This is full code

 private void button9_Click(object sender, EventArgs e)
        {
            //Creating iTextSharp Table from the DataTable data
            //Console.WriteLine(drzaveDataGridView.ColumnCount); test za itext sharp
            PdfPTable pdfTable = new PdfPTable(mp_racun_listaDataGridView.ColumnCount);
            PdfPTable table = new PdfPTable(3);
            pdfTable.DefaultCell.Padding = 3;
            pdfTable.WidthPercentage = 100;
            pdfTable.HorizontalAlignment = Element.ALIGN_LEFT;
            pdfTable.DefaultCell.BorderWidth = 1;
            pdfTable.DefaultCell.BorderWidth = 1;
            float[] sirina = new float[] { 0f, 15f, 25f, 70f, 25f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f, 0f };
            pdfTable.SetWidths(sirina);


            BaseFont bfCalibri = BaseFont.CreateFont("c:\\windows\\fonts\\calibri.ttf", BaseFont.IDENTITY_H, BaseFont.EMBEDDED);
            iTextSharp.text.Font calibri = new iTextSharp.text.Font(bfCalibri, 9);
            iTextSharp.text.Font calibri10bold3 = new iTextSharp.text.Font(bfCalibri, 9, iTextSharp.text.Font.BOLD, iTextSharp.text.BaseColor.WHITE);
            //iTextSharp.text.Font calibriSubTitle2 = new iTextSharp.text.Font(bfCalibri, 12);

            //Adding Header row
            foreach (DataGridViewColumn column in mp_racun_listaDataGridView.Columns)
            {
                PdfPCell cell = new PdfPCell(new Phrase(column.HeaderText, calibri10bold3));
                cell.HorizontalAlignment = Element.ALIGN_CENTER;
                cell.VerticalAlignment = Element.ALIGN_CENTER;
                cell.BackgroundColor = new iTextSharp.text.BaseColor(243, 70, 5);
                pdfTable.AddCell(cell);
            }

            //Adding DataRow
            foreach (DataGridViewRow row in mp_racun_listaDataGridView.Rows)
            {
                int c = 0;
                foreach (DataGridViewCell cell in row.Cells)
                {
                    if (c == 2)
                    {
                        PdfPCell cell2 = new PdfPCell(new Phrase(cell.Value.ToString().Split(' ')[0], calibri));
                        pdfTable.AddCell(cell2);
                    }
                    else
                    {
                        PdfPCell cell2 = new PdfPCell(new Phrase(cell.Value.ToString(), calibri));
                        pdfTable.AddCell(cell2);
                    }
                    c++;
                }
            }


  string folderPath = "C:\\PDFs\\";
                            if (!Directory.Exists(folderPath))
                            {
                                Directory.CreateDirectory(folderPath);
                            }
                            using (FileStream stream = new FileStream(folderPath + "Lista MP računa.pdf", FileMode.Create))
                            {
                                iTextSharp.text.Font calibriTitle = new iTextSharp.text.Font(bfCalibri, 14, iTextSharp.text.Font.BOLD);
                                iTextSharp.text.Font calibriSubTitle = new iTextSharp.text.Font(bfCalibri, 12);
                                iTextSharp.text.Font calibriSubTitlebold = new iTextSharp.text.Font(bfCalibri, 14, iTextSharp.text.Font.BOLD);
                                iTextSharp.text.Font calibri10bold = new iTextSharp.text.Font(bfCalibri, 10, iTextSharp.text.Font.BOLD);
                                iTextSharp.text.Font calibri22bold = new iTextSharp.text.Font(bfCalibri, 22, iTextSharp.text.Font.BOLDITALIC);
                                iTextSharp.text.Font calibrinaslov = new iTextSharp.text.Font(bfCalibri, 16, iTextSharp.text.Font.BOLD);
                                Document pdfDoc = new Document(PageSize.A4, 27f, 10f, 10f, 30f);
                                // PdfWriter.GetInstance(pdfDoc, stream);
                                PdfWriter writer = PdfWriter.GetInstance(pdfDoc, stream);
                                pdfDoc.Open();
                                pdfDoc.Add(new ListItem(korisnik_programa, calibriTitle));
                                pdfDoc.Add(new ListItem(adresa, calibriSubTitle));
                                pdfDoc.Add(new ListItem(mesto, calibriSubTitle));
                                pdfDoc.Add(new ListItem("JIB:" + " " + jib2, calibriSubTitle));
                                pdfDoc.Add(new ListItem("PIB:" + " " + pib2, calibriSubTitle));
                                pdfDoc.Add(new ListItem("Žiro-racun:" + " " + ziro_racun2, calibriSubTitle));
                                pdfDoc.Add(new ListItem("E-mail:" + " " + e_mail, calibriSubTitle));
                                pdfDoc.Add(new ListItem(" "));
                                // pdfDoc.Add(new ListItem(" "));
                                pdfDoc.Add(new ListItem("                                                    Lista maloprodajnih računa ", calibrinaslov));
                                pdfDoc.Add(new ListItem(" "));
                                // pdfDoc.Add(new ListItem(" "));
                                pdfDoc.Add(new ListItem(" "));




                                PdfContentByte cb = writer.DirectContent;
                                PdfContentByte cb1 = writer.DirectContent;
                                cb.SetColorStroke(new BaseColor(41, 128, 185));// boja linija


                                iTextSharp.text.Rectangle fakturisao = new iTextSharp.text.Rectangle(pdfDoc.PageSize.Width - 140f, 120f, pdfDoc.PageSize.Width - 520f, 50f);
                                iTextSharp.text.Rectangle primio = new iTextSharp.text.Rectangle(pdfDoc.PageSize.Width - 140f, 120f, pdfDoc.PageSize.Width - 60f, 50f);
                                iTextSharp.text.Rectangle otpremio = new iTextSharp.text.Rectangle(pdfDoc.PageSize.Width - 140f, 120f, pdfDoc.PageSize.Width - 330f, 50f);
                                iTextSharp.text.Rectangle ukupno_za_uplatu = new iTextSharp.text.Rectangle(pdfDoc.PageSize.Width - 140f, 120f, pdfDoc.PageSize.Width - 462f, 590f);
                                //     iTextSharp.text.Rectangle slogan_korisnika2 = new iTextSharp.text.Rectangle(pdfDoc.PageSize.Width - 340f, 10f, pdfDoc.PageSize.Width - 20f, 10f);



                                //cb.SetColorStroke(new CMYKColor(1f, 0f, 0f, 0f));// boja linija
                                // cb.SetColorStroke(new BaseColor(41,128,185));// boja linija
                                // cb.SetColorFill(new CMYKColor(0f, 0f, 1f, 0f));

                                cb1.SetLineWidth(2);
                                cb1.RoundRectangle(20f, 691f, 560f, 140f, 10f); // zaglavlje rectangle
                                cb1.Stroke();







                                cb.SetLineWidth(1);
                                cb.MoveTo(20f, 681f);  //linija gornja zaglavlje
                                cb.LineTo(580f, 681f);
                                cb.Stroke();

                                cb.SetLineWidth(1);
                                cb.MoveTo(20f, 652f); // linija donja zaglavlje
                                cb.LineTo(580f, 652f);
                                cb.Stroke();




                                cb.SetLineWidth(0.5);
                                cb.MoveTo(20f, 20f); // linija donja slogan firme
                                cb.LineTo(585f, 20f);
                                cb.Stroke();


                                pdfDoc.Add(pdfTable);
                                pdfDoc.Add(table);



                                cb.SetLineWidth(0.5);
                                cb.MoveTo(20f, 20f); // linija donja slogan firme
                                cb.LineTo(585f, 20f);
                                cb.Stroke();
                                //     cb.SetLineWidth(1.5);
                                //   cb.MoveTo(5f, 5f);   //linija korisnik programa
                                //   cb.LineTo(5f, 820f);
                                //   cb.Stroke();

                                pdfDoc.Close();
                                stream.Close();
                                System.Diagnostics.Process.Start(folderPath + "Lista MP računa.pdf");
                            }
                        }
                    }
                }
            }
        }