3-(3-Chloro-4-methylphenyl)-1,1-dimethylurea-D6;N'-(3-Chloro-4-methylphenyl)-N,N-(dimethyl-d6)urea; 1,1-(Dimethyl-d6)-3-(3-chloro-4-methylphenyl)urea; 1-(3-Chloro-4-methyl)-3,3-(dimethy-d6)lurea; 3-(3-Chloro-p-tolyl)-1,1-(dimethyl-d6)urea; Dicuran-d6; Lentipur Flo-d6; Lentipur Forte-d6; N,N-(Dimethyl-d6)-N'-(3-chloro-4-methylphenyl)urea; N-(3-Chloro-4-methylphenyl)-N',N'-(dimethyl-d6)urea; Syncuran-d6; Tolurex-d6;