IUPAC Name
3-[2-[2-[2-[2-[(3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-5-yl)carbamothioylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoicacid
InChI
InChI=1S/C32H34N2O11S/c35-21-2-5-25-27(18-21)44-28-19-22(36)3-6-26(28)32(25)24-4-1-20(17-23(24)30(39)45-32)34-31(46)33-8-10-41-12-14-43-16-15-42-13-11-40-9-7-29(37)38/h1-6,17-19,35-36H,7-16H2,(H,37,38)(H2,33,34,46)