1-(2,4-Diketo-1,3-dimethyl-1,2,3,4-tetrahydropyrimidin-6-yl)-3-methallyl-2-thiourea 1-(2-Methylallyl)-3-(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxo-4-pyrimidinyl)-2-thiourea 31652-56-9 Uracil, 1,3-dimethyl-5-(2-methylallylthiourea)- Urea, 1-(2-methylallyl)-3-(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxo-4-pyrimidinyl)-2-thio-