C22213331333133313112331323133313331333133313223133313113121332311   >>    C2221333133313331311233132313331333133313331322313331311312133231   <<    C22213331333133313112331323133313331333133313223133313113121332313   >>      C22213331333133313112331323133313331333133313223133313113121332312   >>