RESIDUE 5TS 19 CONECT C1 3 N1 C4 H1 CONECT N1 2 C1 O1 CONECT O1 2 N1 C3 CONECT S1 2 C2 C5 CONECT C2 3 S1 C3 C7 CONECT C3 3 O1 C2 C4 CONECT C4 3 C1 C3 H4 CONECT C5 3 S1 C6 S8 CONECT C6 3 C5 C7 H6 CONECT C7 3 C2 C6 H7 CONECT S8 4 C5 O9 O10 OXT CONECT O9 1 S8 CONECT O10 1 S8 CONECT H1 1 C1 CONECT H4 1 C4 CONECT H6 1 C6 CONECT H7 1 C7 CONECT OXT 2 S8 HXT CONECT HXT 1 OXT END HET 5TS 19 HETNAM 5TS 5-(1,2-oxazol-5-yl)thiophene-2-sulfonic acid FORMUL 5TS C7 H5 N1 O4 S2