C22213331333133313112331323133313331333133311211331123313113313331311331322321   >>    C2221333133313331311233132313331333133313331121133112331311331333131133132232   <<    C22213331333133313112331323133313331333133311211331123313113313331311331322323   >>      C22213331333133313112331323133313331333133311211331123313113313331311331322322   >>