( -)-Methallenestrilphenol 15372-37-9 2-Naphthalenepropanoic acid, beta-ethyl-6-hydroxy-alpha,alpha-dimethyl- 65118-81-2 Methallenestrilphenol N-3-(6-Hydroxy-2-naphthyl)-2,2-dimethylpentanoic acid alpha,alpha-Dimethyl-beta-ethylallenolic acid