C22213331333133313112331323133313331333133313211232313331323221333132331221   >>    C2221333133313331311233132313331333133313331321123231333132322133313233122   <<    C22213331333133313112331323133313331333133313211232313331323221333132331223   >>      C22213331333133313112331323133313331333133313211232313331323221333132331222   >>