C222133313331333131123313231333133313331311111211113313331323222111113111   >>    C22213331333133313112331323133313331333131111121111331333132322211111311   <<    C222133313331333131123313231333133313331311111211113313331323222111113113   >>      C222133313331333131123313231333133313331311111211113313331323222111113112   >>