RESIDUE 18Q 47 CONECT P 4 O5' OP1 OP2 OP3 CONECT N1 3 C2 C6 C1' CONECT C2 3 N1 O2 N3 CONECT O2 1 C2 CONECT N3 3 C2 C4 HN3 CONECT C4 3 N3 O4 C5 CONECT O4 1 C4 CONECT C5 3 C4 C6 C21 CONECT C6 3 N1 C5 H6 CONECT C1' 4 N1 C2' O4' H1' CONECT C2' 4 C1' C3' H2' H2'A CONECT C21 3 C5 O22 N23 CONECT O22 1 C21 CONECT N23 3 C21 C24 HN23 CONECT C24 4 N23 C25 H24 H24A CONECT C25 3 C24 S26 C29 CONECT S26 2 C25 C27 CONECT C27 3 S26 C28 H27 CONECT C28 3 C27 C29 H28 CONECT C29 3 C25 C28 H29 CONECT C3' 4 C2' O3' C4' H3' CONECT O3' 2 C3' HO3' CONECT C4' 4 C3' O4' C5' H4' CONECT O4' 2 C1' C4' CONECT C5' 4 C4' O5' H5' H5'A CONECT O5' 2 P C5' CONECT OP1 2 P HOP1 CONECT OP2 1 P CONECT OP3 2 P HOP3 CONECT HN3 1 N3 CONECT H6 1 C6 CONECT H1' 1 C1' CONECT H2' 1 C2' CONECT H2'A 1 C2' CONECT HN23 1 N23 CONECT H24 1 C24 CONECT H24A 1 C24 CONECT H27 1 C27 CONECT H28 1 C28 CONECT H29 1 C29 CONECT H3' 1 C3' CONECT HO3' 1 O3' CONECT H4' 1 C4' CONECT H5' 1 C5' CONECT H5'A 1 C5' CONECT HOP1 1 OP1 CONECT HOP3 1 OP3 END HET 18Q 47 HETNAM 18Q 2'-deoxy-5-[(thiophen-2-ylmethyl)carbamoyl]uridine 5'-( HETNAM 2 18Q dihydrogen phosphate) FORMUL 18Q C15 H18 N3 O9 P1 S1