C13223313311212111133133313331333132333133313331323131122112112222331   >>    C1322331331121211113313331333133313233313331333132313112211211222233   <<    C13223313311212111133133313331333132333133313331323131122112112222333   >>      C13223313311212111133133313331333132333133313331323131122112112222332   >>