RESIDUE 18M 46 CONECT P 4 O5' OP1 OP2 OP3 CONECT O5' 2 P C5' CONECT C5' 4 O5' C4' H5' H5'A CONECT C4' 4 C5' O4' C3' H4' CONECT O4' 2 C4' C1' CONECT C3' 4 C4' O3' C2' H3' CONECT O3' 2 C3' P1 CONECT C2' 4 C3' O2' C1' H2' CONECT O2' 2 C2' CM2 CONECT C1' 4 O4' C2' N9 H1' CONECT N9 3 C1' C8 C4 CONECT C8 3 N9 N7 H8 CONECT N7 2 C8 C5 CONECT C5 3 N7 C6 C4 CONECT C6 3 C5 O6 N1 CONECT O6 1 C6 CONECT N1 2 C6 C2 CONECT C2 3 N1 N2 N3 CONECT N2 3 C2 HN2 HN2A CONECT N3 3 C2 C4 HN3 CONECT C4 3 N9 C5 N3 CONECT P1 4 O3' O11 O12 O13 CONECT O11 2 P1 HO11 CONECT O12 1 P1 CONECT O13 2 P1 HO13 CONECT CM2 4 O2' HM2 HM2A HM2B CONECT OP1 2 P HOP1 CONECT OP2 1 P CONECT OP3 2 P HOP3 CONECT H5' 1 C5' CONECT H5'A 1 C5' CONECT H4' 1 C4' CONECT H3' 1 C3' CONECT H2' 1 C2' CONECT H1' 1 C1' CONECT H8 1 C8 CONECT HN2 1 N2 CONECT HN2A 1 N2 CONECT HN3 1 N3 CONECT HO11 1 O11 CONECT HO13 1 O13 CONECT HM2 1 CM2 CONECT HM2A 1 CM2 CONECT HM2B 1 CM2 CONECT HOP1 1 OP1 CONECT HOP3 1 OP3 END HET 18M 46 HETNAM 18M 2'-O-methylguanosine 3',5'-bis(dihydrogen phosphate) FORMUL 18M C11 H17 N5 O11 P2