英文别名(11bRS)-2-Benzoyl-1,2,3,6,7,11b-hexahydro-4H-pyrazino[2,1-a]isoquinolin-4-one; 2-benzoyl-3,6,7,11b-tetrahydro-1H-pyrazino[2,1-a]isoquinolin-4-one; 2-(Descyclohexylcarbonyl)-2-benzoyl Praziquantel; 2-BENZYL-1,2,3,6,7,11B-HEXAHYDRO-4H-PYRAZION[2,1-A] ISOQUINOLINE-4-ONE; 2-Benzoyl-1,2,3,6,7,11b-Hexahydro-4H-pyrazino[2,1-a]isoquinoline-4-one; 2-BENZOYL-1,2,3,6,7,11B-HEXAHYDRO-PYRAZINO[2,1-A]ISOQUINOLIN-4-ONE; Praziquantel Intermediates; Praziquantel Impurity 1（Praziquantel EP Impurity A） 
