N-(4-(2-(2-氨基-4-氧代-4,7-二氢-3H-吡咯并[2,3-D]嘧啶-5-基)乙基)苯甲酰基)-L-谷氨酸二乙酯
N-(4-(2-(2-氨基-4-氧代-4,7-二氢-3H-吡咯并[2,3-D]嘧啶-5-基)乙基)苯甲酰基)-L-谷氨酸二乙酯;N-(4-[2-(2-氨基-4,7-二氢-4-氧-1H-吡咯[2,3-D
N-[4-[2-(2-Amino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-glutamic acid 1,5-diethyl ester
(S)-Diethyl 2-(4-(2-(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzamido)pentanedioate;N-[4-[2-(2-Amino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-glutamic acid 1,5-diethyl ester;PeMetrexed diethyl ester (L-GlutaMic acid, N-[4-[2-(2-aMino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyriMidin-5-yl)ethyl]benzoyl]-, 1,5-diethyl ester )
