F. H. Havaldar and A. R. Patil, “Syntheses of Biologically Active 3-[4-(4-Substituted amino-4-ylmethyl- 5-thione[1,3,4]oxadiazol-2-yl-methoxy)- phenyl]-2-phenyl-3H-quinazolin-4-ones”, ajc, vol. 21, no. 7, pp. 5267–5272, Mar. 2010.