C12313211232233312111111312111133133313331333222233113232113121   >>    C1231321123223331211111131211113313331333133322223311323211312   <<    C12313211232233312111111312111133133313331333222233113232113123   >>      C12313211232233312111111312111133133313331333222233113232113122   >>