C31232233133313221211113313331333132313331322121111123122332311   >>    C3123223313331322121111331333133313231333132212111112312233231   <<    C31232233133313221211113313331333132313331322121111123122332313   >>      C31232233133313221211113313331333132313331322121111123122332312   >>