C12313211232233312111111312111133133313331322122223112132332221   >>    C1231321123223331211111131211113313331333132212222311213233222   <<    C12313211232233312111111312111133133313331322122223112132332223   >>      C12313211232233312111111312111133133313331322122223112132332222   >>