RESIDUE 3N4 27 CONECT S1 2 C2 C19 CONECT C2 3 S1 C3 C8 CONECT C3 3 C2 C4 C18 CONECT C4 3 C3 C5 C16 CONECT C5 3 C4 C6 C10 CONECT C6 3 C5 C8 H6 CONECT C8 3 C2 C6 H8 CONECT C10 3 C5 C12 H10 CONECT C12 3 C10 C14 H12 CONECT C14 3 C12 C16 H14 CONECT C16 3 C4 C14 H16 CONECT C18 3 C3 C19 C21 CONECT C19 3 S1 C18 H19 CONECT C21 4 C18 C24 H21 H21A CONECT C24 3 C21 O25 O26 CONECT O25 2 C24 HO25 CONECT O26 1 C24 CONECT H6 1 C6 CONECT H8 1 C8 CONECT H10 1 C10 CONECT H12 1 C12 CONECT H14 1 C14 CONECT H16 1 C16 CONECT H19 1 C19 CONECT H21 1 C21 CONECT H21A 1 C21 CONECT HO25 1 O25 END HET 3N4 27 HETNAM 3N4 naphtho[2,1-b]thiophen-1-ylacetic acid FORMUL 3N4 C14 H10 O2 S1