2'-deoxy-N(2)-(3-(4-(4-(4-formamido-1-methylpyrrole-2-carboxamido)-1-methylpyrrole-2-carboxamido)-1-methylpyrrole-2-carboxamido)propyl)guanosine
2'-deoxy-n(2)-(3-(4-(4-(4-formamido-1-methylpyrrole-2-carboxamido)-1-methylpyrrole-2-carboxamido)-1-methylpyrrole-2-carboxamido)propyl)guanosine