英文别名(5aS,10aS)-Tetrahydrodipyrrolo[1,2-a:1',2'-d]pyrazine-3,5,8,10(2H,5aH)-tetraone; (5aS,10aS)-1H,5H-Dihydro-dipyrrolo[1,2-a:1',2'-d]pyrazine-3,5,8,10(2H,5aH,10aH)-tetrone; Pidotimod Impurity 6; (5aS,10aS)-1,2,5a,6,7,10a-hexahydrodipyrrolo[1,3-c:1',3'-f]pyrazine-3,5,8,10-tetrone; (5aS,10aS)-Dihydro-1H,5H-dipyrrolo[1,2-a:1',2'-d]pyrazine-3,5,8,10(2H,5aH,10aH)-tetrone 
