C111123313121111121111331333133313331333133313331333133112111133131322123231   >>    C11112331312111112111133133313331333133313331333133313311211113313132212323   <<    C111123313121111121111331333133313331333133313331333133112111133131322123233   >>      C111123313121111121111331333133313331333133313331333133112111133131322123232   >>