C31232233133313221211113313331333132313331322121111123121322331   >>    C3123223313331322121111331333133313231333132212111112312132233   <<    C31232233133313221211113313331333132313331322121111123121322333   >>      C31232233133313221211113313331333132313331322121111123121322332   >>