(3S,5S,8R,9S,10S,13S,14S,17R)-17-ethynyl-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol; CAS No.: 13611-96-6. As a leader in cycle compounds. ChemShuttle delivers (3S,5S,8R,9S,10S,13S,14S,17R)-17-ethynyl-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol for advanced research.