C22213331333133313112331323133313331333133313331333133313331311321121   >>    C2221333133313331311233132313331333133313331333133313331333131132112   <<    C22213331333133313112331323133313331333133313331333133313331311321123   >>      C22213331333133313112331323133313331333133313331333133313331311321122   >>