(4-Hydroxphenyl)(2-(2,4,6-trimethylphenyl)-6-benzofuranyl)methanone (Hydroxy-4 benzoyl)-6 mesityl-2 benzofuranne [French] 73343-68-7 Methanone, (4-hydroxyphenyl)(2-(2,4,6-trimethylphenyl)-6-benzofuranyl)-