C22213331333133313112331323133313331333131311331333132322211232331   >>    C2221333133313331311233132313331333133313131133133313232221123233   <<    C22213331333133313112331323133313331333131311331333132322211232333   >>      C22213331333133313112331323133313331333131311331333132322211232332   >>