220654-99-9

TUBOSON N'-[(4-methyl-2,6-dioxo-1,3-diazinan-5-yl)sulfonyl]pyridine-4-carbohydrazide N'-Isonicotinoyl-6-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-sulfonohydrazide 6-Methyl-2,4-dioxo-N'-5'-(4-pyridylcarbonyl)-1,2,3,4-tetrahydro-5-pyrimidinesulfonohydrazide N'-[(6-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidi n-5-yl)sulfonyl]pyridine-4-carbohydrazide 4-Pyridinecarboxylic acid, 2-[(1,2,3,4-tetrahydro-6-methyl-2,4-dioxo-5-pyrimidinyl)sulfonyl]hydrazide