RESIDUE 026 27 CONECT N26 3 C27 C31 H2 CONECT C27 4 N26 C28 H271 H272 CONECT C28 4 C27 N29 H281 H282 CONECT N29 3 C28 C30 C32 CONECT C30 4 N29 C31 H301 H302 CONECT C31 4 N26 C30 H311 H312 CONECT C32 4 N29 C33 H321 H322 CONECT C33 4 C32 C8 H331 H332 CONECT C8 4 C33 N9 H8C1 H8C2 CONECT N9 3 C8 H9N1 H9N2 CONECT H271 1 C27 CONECT H272 1 C27 CONECT H281 1 C28 CONECT H282 1 C28 CONECT H301 1 C30 CONECT H302 1 C30 CONECT H311 1 C31 CONECT H312 1 C31 CONECT H321 1 C32 CONECT H322 1 C32 CONECT H331 1 C33 CONECT H332 1 C33 CONECT H8C1 1 C8 CONECT H8C2 1 C8 CONECT H9N1 1 N9 CONECT H9N2 1 N9 CONECT H2 1 N26 END HET 026 27 HETNAM 026 3-(piperazin-1-yl)propan-1-amine FORMUL 026 C7 H17 N3