777047-83-3
→
873673-51-9
5-氨基-6-氧代-2-苯基-1(6h)-嘧啶乙酸甲酯
331985-92-3
N-(tert-butoxycarbonylmethyl)benzamidine hydrochloride
148747-59-5
6-氧代-2-苯基-5-[[(苯基甲氧基)羰基]氨基]-1(6h)-嘧啶乙酸