C31232233133313221211113313331333132313331322121111133313122331   >>    C3123223313331322121111331333133313231333132212111113331312233   <<    C31232233133313221211113313331333132313331322121111133313122333   >>      C31232233133313221211113313331333132313331322121111133313122332   >>