In the retinal disease area in the second quarter of this year, the European Commission granted orphan medicinal product designation to ADX-2191 for the treatment of retinal detachment, opening a new market opportunity for ADX-2191 in the European Union as drugs receiving the orphan medicinal product designation are eligible to protocol assistance, research funding and upon approval, 10 years of EU market exclusivity.
In the context of the input sentence, determine the relationship between 'EU' and 'European Union'.
Options: location of formation, member of, business division, operator