C11111333133313232233133313331333133313231313131211113313331121131233131131   >>    C1111133313331323223313331333133313331323131313121111331333112113123313113   <<    C11111333133313232233133313331333133313231313131211113313331121131233131133   >>      C11111333133313232233133313331333133313231313131211113313331121131233131132   >>