C22213331333133313112331323133313331333133313221333133312112331333223331   >>    C2221333133313331311233132313331333133313331322133313331211233133322333   <<    C22213331333133313112331323133313331333133313221333133312112331333223333   >>      C22213331333133313112331323133313331333133313221333133312112331333223332   >>