C22213331333133313112331323133313331333133313331333133313113313131121   >>    C2221333133313331311233132313331333133313331333133313331311331313112   <<    C22213331333133313112331323133313331333133313331333133313113313131123   >>      C22213331333133313112331323133313331333133313331333133313113313131122   >>