RESIDUE 286 19 CONECT C1N 4 N1 H1N1 H1N2 H1N3 CONECT N1 3 C1N C2 C6 CONECT C2 3 N1 C3 C21 CONECT C3 3 C2 C4 H3 CONECT C21 3 C2 C22 H21 CONECT C22 3 C21 H221 H222 CONECT C4 3 C3 C5 H4 CONECT C5 3 C4 C6 H5 CONECT C6 3 N1 C5 H6 CONECT H1N1 1 C1N CONECT H1N2 1 C1N CONECT H1N3 1 C1N CONECT H3 1 C3 CONECT H21 1 C21 CONECT H221 1 C22 CONECT H222 1 C22 CONECT H4 1 C4 CONECT H5 1 C5 CONECT H6 1 C6 END HET 286 19 HETNAM 286 2-ethenyl-1-methylpyridinium FORMUL 286 C8 H10 N1 1+