2-propyn-1-one, 3-(4-methylphenyl)-1-phenyl- 3-(4-methylphenyl)-1-phenylprop-2-yn-1-one InChI=1/C16H12O/c1-13-7-9-14(10-8-13)11-12-16(17)15-5-3-2-4-6-15/h2-10H,1H