C13332313311211113313331333131133133313232233132313113313232111121   >>    C1333231331121111331333133313113313331323223313231311331323211112   <<    C13332313311211113313331333131133133313232233132313113313232111123   >>      C13332313311211113313331333131133133313232233132313113313232111122   >>