4,4-Dime-edo 4,4-Dimethyl-5alpha-ergosta-8,24(28)-dien-3beta-ol 4,4-Dimethylergosta-8,24(28)-dien-3-ol 65982-33-4 Ergosta-8,24(28)-dien-3-ol, 4,4-dimethyl-, (3beta)-