RESIDUE 204 22 CONECT C1 4 C2 H11 H12 H13A CONECT C2 4 C1 O3 H21 H22 CONECT O3 2 C2 C4 CONECT C4 3 O3 O5 C6 CONECT O5 1 C4 CONECT C6 3 C4 C7 C12 CONECT C7 3 C6 N8 H7 CONECT N8 2 C7 C9 CONECT C9 3 N8 N10 N11 CONECT N10 3 C9 H101 H102 CONECT N11 2 C9 C12 CONECT C12 3 C6 N11 O13 CONECT O13 2 C12 H13 CONECT H11 1 C1 CONECT H12 1 C1 CONECT H13A 1 C1 CONECT H21 1 C2 CONECT H22 1 C2 CONECT H7 1 C7 CONECT H101 1 N10 CONECT H102 1 N10 CONECT H13 1 O13 END HET 204 22 HETNAM 204 2-AMINO-4-HYDROXYPYRIMIDINE-5-CARBOXYLIC ACID ETHYL EST HETNAM 2 204 ER FORMUL 204 C7 H9 N3 O3