15574-49-9
5-羟基-1,2-二甲基吲哚-3-羧酸乙酯
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105909-93-1
5-甲氧基-1,2-二甲基-1H-吲哚-3-羧酸
40963-98-2
ethyl 5-methoxy-1,2-dimethylindole-3-carboxylate
480996-68-7
methyl 5-methoxy-1,2-dimethylindole-3-carboxylate