C12121321333132233131333131133131211113313121133112211232313132231   >>    C1212132133313223313133313113313121111331312113311221123231313223   <<    C12121321333132233131333131133131211113313121133112211232313132233   >>      C12121321333132233131333131133131211113313121133112211232313132232   >>