C22213331333133313112331323133313331333133313211232313331323133322212231   >>    C2221333133313331311233132313331333133313331321123231333132313332221223   <<    C22213331333133313112331323133313331333133313211232313331323133322212233   >>      C22213331333133313112331323133313331333133313211232313331323133322212232   >>