C1111121111331311211331333133313331323131133133313332123232233131   >>    C111112111133131121133133313331333132313113313331333212323223313   <<    C1111121111331311211331333133313331323131133133313332123232233133   >>      C1111121111331311211331333133313331323131133133313332123232233132   >>