C11111333133313232233133313331333133313231333133313331121121133112111   >>    C1111133313331323223313331333133313331323133313331333112112113311211   <<    C11111333133313232233133313331333133313231333133313331121121133112113   >>      C11111333133313232233133313331333133313231333133313331121121133112112   >>