C22213331333133313112331323133313331333131111121111331333132212121111211   >>    C2221333133313331311233132313331333133313111112111133133313221212111121   <<    C22213331333133313112331323133313331333131111121111331333132212121111213   >>      C22213331333133313112331323133313331333131111121111331333132212121111212   >>