C13223313311212111133133313331333131133131333133313331311211331333112333231   >>    C1322331331121211113313331333133313113313133313331333131121133133311233323   <<    C13223313311212111133133313331333131133131333133313331311211331333112333233   >>      C13223313311212111133133313331333131133131333133313331311211331333112333232   >>