C22213331333133313112331323133313331333133313232321333131111211211   >>    C2221333133313331311233132313331333133313331323232133313111121121   <<    C22213331333133313112331323133313331333133313232321333131111211213   >>      C22213331333133313112331323133313331333133313232321333131111211212   >>