(3beta,20S)-1-Pyrenylmethyl 3-hydroxypregn-5-ene-20-carboxylate 1-Pmhbc 1-Pyrenemethyl-3-hydroxy-22,23-bisnor-5-cholenate 105344-74-9 Pregn-5-ene-20-carboxylic acid, 3-hydroxy-, 1-pyrenylmethyl ester, (3beta,20S)-