4-[[2-Oxo-4-(3,4,8,9-tetrahydro-6-methoxy-3,3,8,8-tetramethylfuro[2,3-h]isoquinolin-1-yl)-1(2H)-pyridinyl]methyl]benzoic acid methyl ester 在
盐酸 、
sodium hydroxide 作用下,
生成 4-[[2-oxo-4-(3,4,8,9-tetrahydro-6-methoxy-3,3,8,8-tetramethylfuro[2,3-h]isoquinolin-1-yl)-1(2H)-pyridinyl]methyl]benzoic acid hydrochloride