RESIDUE A1CUL 25 CONECT O1 1 C1 CONECT C1 3 O1 C2 N3 CONECT C2 3 C1 N1 C5 CONECT O2 2 C6 H4 CONECT C3 3 C4 N1 H1 CONECT C4 3 C3 N2 H2 CONECT N1 2 C2 C3 CONECT C5 3 C2 C6 N2 CONECT C6 4 O2 C5 N3 H3 CONECT C7 3 C11 N3 N4 CONECT C10 3 C11 C9 H6 CONECT C11 3 C7 C10 H7 CONECT C8 3 C9 N4 H5 CONECT C9 3 C10 C8 CL1 CONECT N2 2 C4 C5 CONECT N3 3 C1 C6 C7 CONECT N4 2 C7 C8 CONECT CL1 1 C9 CONECT H4 1 O2 CONECT H1 1 C3 CONECT H2 1 C4 CONECT H3 1 C6 CONECT H6 1 C10 CONECT H7 1 C11 CONECT H5 1 C8 END HET A1CUL 25 HETNAM A1CUL (7S)-6-(5-chloropyridin-2-yl)-7-hydroxy-6,7-dihydro-5H- HETNAM 2 A1CUL pyrrolo[3,4-b]pyrazin-5-one FORMUL A1CUL C11 H7 Cl N4 O2