C31232233133313221211113313331333132313331322121111123121111333121121   >>    C3123223313331322121111331333133313231333132212111112312111133312112   <<    C31232233133313221211113313331333132313331322121111123121111333121123   >>      C31232233133313221211113313331333132313331322121111123121111333121122   >>