英文同义词: | Ondansetron impurity D (PhEur);Ondansetron Related Compound D (USP);9-Methyl-3-methylene-1,2,3,9-tetrahydro-4H-carbazol-4-one;Ondansetron EP Impurity D;1,2,3,4-TETRAHYDRO-9-METHYL-3-METHYLENE-9H-CARBAZOL-4-ONE;4H-Carbazol-4-one,1,2,3,9-tetrahydro-9-Methyl-3-Methylene-;1,2,3,9-TETRAHYDRO-9-METHYL-3-METHYLENE-4H-CARBAZOL-4-ONE;1,2,3,9-TETRAHYDRO-9-METHTYL-3-METHYLENE-4H-CARBAZOL-4-ONE |