C12313211232233312111111312111133133313331323221312132231213311   >>    C1231321123223331211111131211113313331333132322131213223121331   <<    C12313211232233312111111312111133133313331323221312132231213313   >>      C12313211232233312111111312111133133313331323221312132231213312   >>