ethyl (4-bromopyrazol-1-yl)acetate;Ethyl 2-(4-bromo-1H-pyrazol-1-yl)acetate;ethyl 2-(4-bromopyrazolyl)acetate;ethyl (4-bromo-1H-pyrazol-1-yl)acetate;(4-Bromo-pyrazol-1-yl)-acetic acid ethyl ester;
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