英文别名Dihydro-1H-pyrrolo[1,2-a]thiazolo[3,4-d]pyrazine-5,8,10(3H,5aH,10aH)-trione; Dihydro-1H,5H-pyrrolo[1,2-a][1,3]thiazolo[3,4-d]pyrazine-5,8,10(5aH,10aH)-trione; Dihydro-1H,3H,5H-pyrrolo[1,2-a]thiazolo[3,4-d]pyrazine-5,8,10(5aH,10aH)-trione; Pidotimod Impurity 4; 5-thia-1,7-diazatricyclo[7.3.0.03,7]dodecane-2,8,12-trione; 1H,3H,5H-pyrrolo[1,2-a]thiazolo[3,4-d]pyrazine-5,8,10(5aH,10aH)-trione, dihydro-; tetrahydro-3H,5H,10H-pyrrolo[1,2-a]thiazolo[3,4-d]pyrazine-5,8,10(5aH)-trione; Pidotimod Impurity 25; Pidotimod Diketopiperazine; Pidomod impurity Y; Pidotimod Impurity Z 
