RESIDUE 1Y3 33 CONECT C1 4 C2 H1 H2 H3 CONECT C2 4 C1 O3 H4 H5 CONECT O3 2 C2 C4 CONECT C4 4 O3 C6 C15 H6 CONECT C6 4 C4 C7 H7 H8 CONECT C7 4 C6 C9 N14 H9 CONECT C9 4 C7 N10 H10 H11 CONECT N10 3 C9 C11 H18 CONECT C11 4 N10 C13 C16 H12 CONECT C13 4 C11 N14 H13 H14 CONECT N14 3 C7 C13 C15 CONECT C15 4 C4 N14 H16 H17 CONECT C16 3 C11 O17 OXT CONECT O17 1 C16 CONECT H1 1 C1 CONECT H2 1 C1 CONECT H3 1 C1 CONECT H4 1 C2 CONECT H5 1 C2 CONECT H6 1 C4 CONECT H7 1 C6 CONECT H8 1 C6 CONECT H9 1 C7 CONECT H10 1 C9 CONECT H11 1 C9 CONECT H12 1 C11 CONECT H13 1 C13 CONECT H14 1 C13 CONECT H16 1 C15 CONECT H17 1 C15 CONECT H18 1 N10 CONECT OXT 2 C16 HXT CONECT HXT 1 OXT END HET 1Y3 33 HETNAM 1Y3 (3S,7R,8aR)-7-ethoxyoctahydropyrrolo[1,2-a]pyrazine-3-c HETNAM 2 1Y3 arboxylic acid FORMUL 1Y3 C10 H18 N2 O3