英文同义词: | 5-tert-butyl 2-ethyl 3-bromo-6,7-dihydropyrazolo[1,5-a]pyrazine-2,5(4H)-dicarboxylate;5-tert-butyl 2-ethyl
3-bromo-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazine-2,5-
dicarboxylate;Pyrazolo[1,5-a]pyrazine-2,5(4H)-dicarboxylic acid, 3-bromo-6,7-dihydro-, 5-(1,1-dimethylethyl) 2-ethyl ester |