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