英文别名4-BROMO-PYRROLE-1,2-DICARBOXYLIC ACID 1-TERT-BUTYL ESTER 2-ETHYL ESTER; Ethyl N-Boc-4-bromopyrrole-2-carboxylate; 1H-Pyrrole-1,2-dicarboxylic acid, 4-bromo-, 1-(1,1-dimethylethyl) 2-ethyl ester; 1-O-tert-butyl 2-O-ethyl 4-bromopyrrole-1,2-dicarboxylate 
