RESIDUE 55R 28 CONECT O1 1 C3 CONECT O2 2 C3 H1 CONECT C3 3 O1 O2 C4 CONECT C4 3 C3 C5 C9 CONECT C5 3 C4 C6 N8 CONECT C6 3 C5 C7 H2 CONECT C7 3 C6 C8 H3 CONECT C8 3 C7 C9 H4 CONECT C9 3 C4 C8 H5 CONECT O16 1 C13 CONECT C13 3 O16 C12 C14 CONECT C12 3 C13 C11 H6 CONECT C11 3 C12 C10 H8 CONECT C14 3 C13 C15 H9 CONECT C15 3 C14 C10 H10 CONECT C10 3 C11 C15 N9 CONECT N9 2 C10 N8 CONECT N8 3 C5 N9 H7 CONECT H1 1 O2 CONECT H2 1 C6 CONECT H3 1 C7 CONECT H4 1 C8 CONECT H5 1 C9 CONECT H6 1 C12 CONECT H8 1 C11 CONECT H9 1 C14 CONECT H10 1 C15 CONECT H7 1 N8 END HET 55R 28 HETNAM 55R 2-[2-(4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]benz HETNAM 2 55R oic acid FORMUL 55R C13 H10 N2 O3