Ethyl 2-(4-hydroxy-3,5-dimethylphenyl)-8,9-dimethoxy-3-methyl-5,6-dihydro-pyrrolo[2,1-a]isoquinoline-1-carboxylate 生成 Ethyl 8-methoxy-9-hydroxy-2-(3,5-dimethyl-4-hydroxyphenyl)-3-methyl-5,6-dihydro[2,1-a]isoquinoline-1-carboxylate 、
Ethyl 9-methoxy-8-hydroxy-2-(3,5-dimethyl-4-hydroxyphenyl)-3-methyl-5,6-dihydropyrrolo[2,1-a]isoquinoline-1-carboxylate