C11111333133313232233133313331333133313231312111133132311331123331   >>    C1111133313331323223313331333133313331323131211113313231133112333   <<    C11111333133313232233133313331333133313231312111133132311331123333   >>      C11111333133313232233133313331333133313231312111133132311331123332   >>