C222133313331333131123313231333133313331333133313331333133313121111332111   >>    C22213331333133313112331323133313331333133313331333133313331312111133211   <<    C222133313331333131123313231333133313331333133313331333133313121111332113   >>      C222133313331333131123313231333133313331333133313331333133313121111332112   >>