N-[4-[2-(2-氨基-4,7-二氢-4-氧代-1H-吡咯并[2,3-D]嘧啶-5-基)乙基]苯甲酰]-L-谷氨酸二乙酯对甲苯磺酸盐

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,4-Methyl Benzenesulfonate(1:1)