英文同义词: | ethyl 7-bromo-2,3-dihydropyrazolo[5,1-b][1,3]oxazole-6-carboxylate;Pyrazolo[5,1-b]oxazole-6-carboxylic acid, 7-bromo-2,3-dihydro-, ethyl ester;7-Bromo-2,3-dihydro-pyrazolo[5,1-b]oxazole-6-carboxylic acid ethyl ester;Ethyl 7-bromo-2,3-dihydropyrazolo[5,1-b]oxazole-6-carboxylate |