5H-thiazolo[3,2-a]pyrimidine-3,5(2H)-dione, 7-methyl- 7-methyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-3,5(2H)-dione InChI=1/C7H6N2O2S/c1-4-2-5(10)9-6(11)3-12-7(9)8-4/h2H,3H2,1H