| 英文同义词: | methyl 4-oxo-5-[(thiophen-2-yl)methyl]-4H,5H,6H,7H-pyrazolo[1,5-a]pyrazine-3-carboxylate;Pyrazolo[1,5-a]pyrazine-3-carboxylic acid, 4,5,6,7-tetrahydro-4-oxo-5-(2-thienylmethyl)-, methyl ester;Methyl 4-oxo-5-(2-thienylmethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine-3-carboxylate |