(3-alpha,4-beta,6-beta)-1,3-Dimethyl-6-(2,4-dimethylphenyl)-4-ethynyl-3,4-piperidinediol 120729-78-4 3,4-Piperidinediol, 1,3-dimethyl-6-(2,4-dimethylphenyl)-4-ethynyl-, (3-alpha,4-beta,6-beta)- BRN 3554380 cis-1,3-Dimethyl-6-(2,4-dimethylphenyl)-4-ethynyl-3,4-piperidinediol