C111123313121111121111331333133313331333131322113121111122332313231   >>    C11112331312111112111133133313331333133313132211312111112233231323   <<    C111123313121111121111331333133313331333131322113121111122332313233   >>      C111123313121111121111331333133313331333131322113121111122332313232   >>