C111123313121111121111331333133313331323132333133313331322122212231   >>    C11112331312111112111133133313331333132313233313331333132212221223   <<    C111123313121111121111331333133313331323132333133313331322122212233   >>      C111123313121111121111331333133313331323132333133313331322122212232   >>