C313212111113331323312111133133313331333133313331333133313231333122331   >>    C31321211111333132331211113313331333133313331333133313331323133312233   <<    C313212111113331323312111133133313331333133313331333133313231333122333   >>      C313212111113331323312111133133313331333133313331333133313231333122332   >>