C31232233133313221211113313331333132313331322121111123121111331322233121   >>    C3123223313331322121111331333133313231333132212111112312111133132223312   <<    C31232233133313221211113313331333132313331322121111123121111331322233123   >>      C31232233133313221211113313331333132313331322121111123121111331322233122   >>