2-[[(10S,13S)-13-methyl-3,17-dioxo-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-10-yl]methoxy]acetic acid

1-phenylpropyl 2-chloroacetate

(S)-5-oxo-5-(1-phenylpropoxy)pentanoic acid

1-triphenylsilanyl-propan-1-ol