C313212111113331323312111133133313331333133313331333133313113313113122331   >>    C31321211111333132331211113313331333133313331333133313331311331311312233   <<    C313212111113331323312111133133313331333133313331333133313113313113122333   >>      C313212111113331323312111133133313331333133313331333133313113313113122332   >>