1-(4-methoxyphenyl)-3-phenylprop-2-yn-1-one 2-propyn-1-one, 1-(4-methoxyphenyl)-3-phenyl- InChI=1/C16H12O2/c1-18-15-10-8-14(9-11-15)16(17)12-7-13-5-3-2-4-6-13/h2-6,8-11H,1H