_:ACoKzNJK2189. _:ACoKzNJK2190. . . . "Pharmaceutical chemistry"@en. "Source: Freebase - The World's database". . . . . . _:ACoKzNJK2189 "1004437". _:ACoKzNJK2189 . _:ACoKzNJK2190 "pharmaceutical_chemistry". _:ACoKzNJK2190 . . . . .