C31232233133313221211113313331333132313331322121111133313113311211121   >>    C3123223313331322121111331333133313231333132212111113331311331121112   <<    C31232233133313221211113313331333132313331322121111133313113311211123   >>      C31232233133313221211113313331333132313331322121111133313113311211122   >>