C1231321123223331211111131211113313331333133313223223312222133131   >>    C123132112322333121111113121111331333133313331322322331222213313   <<    C1231321123223331211111131211113313331333133313223223312222133133   >>      C1231321123223331211111131211113313331333133313223223312222133132   >>