C22213331333133313112331323133313331333133313112331333133322231211231   >>    C2221333133313331311233132313331333133313331311233133313332223121123   <<    C22213331333133313112331323133313331333133313112331333133322231211233   >>      C22213331333133313112331323133313331333133313112331333133322231211232   >>