C22213331333133313112331323133313331333133313112331323223313331211   >>    C2221333133313331311233132313331333133313331311233132322331333121   <<    C22213331333133313112331323133313331333133313112331323223313331213   >>      C22213331333133313112331323133313331333133313112331323223313331212   >>