C31232233133313221211113313331333132313331322121111123313113313113121133112111   >>    C3123223313331322121111331333133313231333132212111112331311331311312113311211   <<    C31232233133313221211113313331333132313331322121111123313113313113121133112113   >>      C31232233133313221211113313331333132313331322121111123313113313113121133112112   >>