Ethyl 4-bromo-1H-pyrazole-3-carboxylate
Ethyl 4-bromo-1H-pyrazole-3-carboxylate
Ethyl 4-bromo-1H-pyrazole-3-carboxylate
Ethyl 4-bromo-1H-pyrazole-3-carboxylate
4-溴-1H-吡唑-3-羧酸乙酯
4-溴-1H-吡唑-3-羧酸乙酯
4-溴-1H-吡唑-3-羧酸乙酯
4-溴-1H-吡唑-3-羧酸乙酯
4-溴-1H-吡唑-3-羧酸乙酯
4-溴-1H-吡唑-3-羧酸乙酯