1-Oxaspiro(4.5)dec-3-en-2-one, 4-(3,5-dimethyl-4-hydroxybenzoyl)-3-methyl- 3,5-Dimethyl-4-hydroxybenzoyl-3 methyl-2 cyclohexane spiro-4,4-butene-2 olide-4 [French] 4-(3,5-Dimethyl-4-hydroxybenzoyl)-3-methyl-1-oxaspiro(4.5)dec-3-en-2-one 86560-14-7 BRN 5101880