英文别名ethyl (3-formyl-2-methyl-1H-indol-1-yl)acetate; ethyl 2-(3-formyl-2-methyl-indol-1-yl)acetate; ethyl 2-(3-formyl-2-methylindol-1-yl)acetate; ethyl 2-(3-methanoyl-2-methyl-indol-1-yl)ethanoate; 2-(3-formyl-2-methyl-1-indolyl)acetic acid ethyl ester