InChI=1S/C20H23N7O7/c21-20-25-16-15(18(32)26-20)27(9-28)12(8-23-16)7-22-11-3-1-10(2-4-11)17(31)24-13(19(33)34)5-6-14(29)30/h1-4,9,12-13,22H,5-8H2,(H,24,31)(H,29,30)(H,33,34)(H4,21,23,25,26,32)/t12-,13-/m0/s1 N-[4-({[(6S)-2-amino-5-formyl-4-oxo-3,4,5,6,7,8-hexahydropteridin-6-yl]methyl}amino)benzoyl]-L-glutamic acid NC1=NC2=C(N(C=O)[C@@H](CNc3ccc(cc3)C(=O)N[C@@H](CCC(O)=O)C(O)=O)CN2)C(=O)N1 NC1=NC2=C(N(C=O)[CH](CNc3ccc(cc3)C(=O)N[CH](CCC(O)=O)C(O)=O)CN2)C(=O)N1