Diucifon

Diutsifon

N,N'-(Sulfonyldi-4,1-phenylene)bis(1,2,3,4-tetrahydro-6-methyl-2,4-dioxopyrimidine-5-sulfonamide)

N,N'-[Sulfonylbis(4,1-phenylene)]bis(1,2,3,4-tetrahydro-6-methyl-2,4-dioxo-5-pyrimidinesulfonamide)