(3alpha,5alpha)-Androst-16-en-3-ol 1153-51-1 3alpha-Hydroxyandrost-16-ene 5alpha-Androst-16-en-3alpha-ol Androst-16-en-3-ol Androst-16-en-3-ol, (3alpha,5alpha)- (9CI) EINECS 214-573-1 NSC 71076