SMILES: C[C@@H]1C[C@@H]2[C@H]3CC[C@]4([C@H]([C@@H]3CCC2=CC1=O)CC[C@]4(C)O)C
Description: The molecule is a 3-oxo Delta(4)-steroid that is estr-4-ene substituted by an oxo group at position 3, methyl groups at positions 2 and 17 and a beta-hydroxy group at position 17. It is a 3-oxo-Delta(4) steroid and a 17beta-hydroxy steroid. It derives from a hydride of an estrane.