RESIDUE 4A3 18 CONECT C3 3 C2 C4 H3 CONECT C5 3 C8 C4 C6 CONECT C8 3 C5 O10 O11 CONECT O9 2 C7 HO9 CONECT C2 3 C3 C7 N1 CONECT C4 3 C3 C5 H4 CONECT C6 3 C5 C7 H6 CONECT C7 3 O9 C2 C6 CONECT O10 1 C8 CONECT O11 2 C8 HO11 CONECT N1 3 C2 HN11 HN12 CONECT H3 1 C3 CONECT HO9 1 O9 CONECT H4 1 C4 CONECT H6 1 C6 CONECT HO11 1 O11 CONECT HN11 1 N1 CONECT HN12 1 N1 END HET 4A3 18 HETNAM 4A3 4-AMINO-3-HYDROXYBENZOIC ACID FORMUL 4A3 C7 H7 N1 O3