4-乙基-3,5-二甲基-1H-吡咯-2-甲酸乙酯

5-ethoxycarbonyl-3-ethyl-4-methyl-1H-pyrrole-2-carboxylate

Ethyl 4-ethyl-5-iodo-3-methylpyrrole-2-carboxylate

2-(benzyloxycarbonyl)-4-ethyl-3-methylpyrrole-5-carboxylic acid

苯甲醇