C111123313331323113313331333133313331323132311233133311312112111   >>    C11112331333132311331333133313331333132313231123313331131211211   <<    C111123313331323113313331333133313331323132311233133311312112113   >>      C111123313331323113313331333133313331323132311233133311312112112   >>