英文别名2-ethyl 4,5,6,7-tetrahydro-pyrazolo[1,5-a]pyrazine-2-carboxylate; ethyl 4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine-2-carboxylate; ethyl 4,5,6,7-tetrahydropyrazolo(1,5-a)pyrazine-2-carboxylate; ethyl4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine-2-carboxylate; ethyl 4H,5H,6H,7H-pyrazolo[1,5-a]pyrazine-2-carboxylate; Pyrazolo[1,5-a]pyrazine-2-carboxylic acid, 4,5,6,7-tetrahydro-, ethyl ester; 4,5,6,7-tetrahydro-Pyrazolo[1,5-a]pyrazine-2-carboxylic acid ethyl ester 
