2-(4-((5-(5-Methyl-2-thienyl)pentyl)oxy)phenyl)-4,5-dihydro-1,3-oxazole 4-(4,5-Dihydro-1,3-oxazol-2-yl)phenyl 5-(5-methyl-2-thienyl)pentyl ether AIDS-149484 AIDS149484 NSC684105