propyl-2-(8-(3,4-difluorobenzyl)-2',5'-dioxo-8-azaspiro(bicyclo(3.2.1)octane-3,4'-imidazolidine)-1'-yl)acetate
propyl-2-(8-(3,4-difluorobenzyl)-2',5'-dioxo-8-azaspiro(bicyclo(3.2.1)octane-3,4'-imidazolidine)-1'-yl)acetate