C22213331333133313112331323133313331333133313233211331323132112323331   >>    C2221333133313331311233132313331333133313331323321133132313211232333   <<    C22213331333133313112331323133313331333133313233211331323132112323333   >>      C22213331333133313112331323133313331333133313233211331323132112323332   >>