6-Amino-1,2,3,4-tetrahydro-1,3-dimethyl-2,4-dioxo-5-pyrimidinecarboxylic acid ethyl ester

6-Amino-1,2,3,4-tetrahydro-1,3-dimethyl-2,4-dioxo-5 -pyrimidinecarboxylic acid ethyl ester