N-(1-benzylpyrrolidin-3-ylidene)hydroxylamine

5-氯-2-甲氧基-4-甲氨基苯甲酸

5-chloro-2-methoxy-4-(methylamino)benzoic acid methyl ester

methyl 2-methoxy-4-(N-methyl-N-tosylamido)benzoate

methyl 5-chloro-2-methoxy-4-(N-methyl-N-tosylamido)benzoate