RESIDUE IH9 28 CONECT OAD 1 SAO CONECT SAO 4 OAD OAA OAB CAJ CONECT OAA 2 SAO H11 CONECT OAB 1 SAO CONECT CAJ 4 SAO CAI H1 H12 CONECT CAI 4 CAJ NAL H2 H13 CONECT NAL 3 CAI CAK H3 CONECT CAK 4 NAL CAN H4 H5 CONECT CAN 3 CAK CAH CAG CONECT CAH 3 CAN CAM H6 CONECT CAG 3 CAN CAE H7 CONECT CAE 3 CAG CAF H8 CONECT CAF 3 CAE CAM H9 CONECT CAM 3 CAH CAF OAC CONECT OAC 2 CAM H10 CONECT H1 1 CAJ CONECT H2 1 CAI CONECT H3 1 NAL CONECT H4 1 CAK CONECT H5 1 CAK CONECT H6 1 CAH CONECT H7 1 CAG CONECT H8 1 CAE CONECT H9 1 CAF CONECT H10 1 OAC CONECT H11 1 OAA CONECT H12 1 CAJ CONECT H13 1 CAI END HET IH9 28 HETNAM IH9 2-[(3-hydroxybenzyl)amino]ethanesulfonic acid FORMUL IH9 C9 H13 N1 O4 S1