英文别名Pidotimod Impurity A; (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; Pidotimod Impurity 6; L-Pyroglutamic Anhydride; (3S,9S)-1,7-diazatricyclo[7.3.0.03,7]dodecane-2,6,8,12-tetrone; (-)-Dihydro-1H,5H-dipyrrolo[1,2-a:1',2'-d]pyrazine-3,5,8,10(2H,5aH,10aH)-tetrone; (5aS-cis)-Dihydro-1H,5H-dipyrrolo[1,2-a:1',2'-d]pyrazine-3,5,8,10(2H,5aH,10aH)-tetrone; Pidotimod Impurity N9; (S,S)-1,7-diazatricyclo[7.3.0.07,11]dodecane-2,6,8,12-tetrone 
