C13223313311212111133133313331333132313231322331323131133131133131231231   >>    C1322331331121211113313331333133313231323132233132313113313113313123123   <<    C13223313311212111133133313331333132313231322331323131133131133131231233   >>      C13223313311212111133133313331333132313231322331323131133131133131231232   >>