RESIDUE 43S 28 CONECT C4 3 C5 C3 N4 CONECT C5 3 C4 C6 C12 CONECT C6 3 C5 C9 O CONECT C11 3 C10 C12 BR CONECT C7 3 C8 O H1 CONECT C8 3 C7 C9 H2 CONECT C9 3 C6 C8 C10 CONECT C10 3 C11 C9 H3 CONECT C12 3 C5 C11 H4 CONECT N1 2 C C1 CONECT N2 3 C1 C2 H5 CONECT C3 3 C4 N3 C1 CONECT N3 2 C3 C2 CONECT BR 1 C11 CONECT O 2 C6 C7 CONECT N4 2 C4 C CONECT C 3 N1 N4 N CONECT N 3 C H7 H8 CONECT C1 3 N1 N2 C3 CONECT C2 3 N2 N3 H9 CONECT H1 1 C7 CONECT H2 1 C8 CONECT H3 1 C10 CONECT H4 1 C12 CONECT H5 1 N2 CONECT H7 1 N CONECT H8 1 N CONECT H9 1 C2 END HET 43S 28 HETNAM 43S 6-(5-bromo-1-benzofuran-7-yl)-9H-purin-2-amine FORMUL 43S C13 H8 Br1 N5 O1