乙醇醛缩二乙醇

乙二醇乙醚醋酸酯

bis(7-bromo-1H-indol-3-yl)acetic acid

methyl bis(7-bromo-1H-indole-3-yl)acetate

2,2-bis(7-bromo-1H-indole-3-yl)ethanol