C22213331333133313112331323133313331333133313211232313331322121111112113122331   >>    C2221333133313331311233132313331333133313331321123231333132212111111211312233   <<    C22213331333133313112331323133313331333133313211232313331322121111112113122333   >>      C22213331333133313112331323133313331333133313211232313331322121111112113122332   >>