PRE-CADASTRO Elagolix Ethyl Ester Hydrochloride (25 mg) (Ethyl (R)-4-{[2-(5-(2-fluoro-3-methoxyphenyl)-3-[2-fluoro-6-(trifluoromethyl)benzyl]-4-methyl-2,6-dioxo-3,6-dihydropyrimidin-1(2H)-yl)-1-phenylethyl]amino}butanoate hydrochloride)