C132233133112121111331333133313331311331313331333133313121133131112121   >>    C13223313311212111133133313331333131133131333133313331312113313111212   <<    C132233133112121111331333133313331311331313331333133313121133131112123   >>      C132233133112121111331333133313331311331313331333133313121133131112122   >>