C222133313331333131123313231333133313331333133313331211111211111   >>    C22213331333133313112331323133313331333133313331333121111121111   <<    C222133313331333131123313231333133313331333133313331211111211113   >>      C222133313331333131123313231333133313331333133313331211111211112   >>