13-ethyl-17alpha-hydroxy-18,19-dinorpregn-4-en-20-yn-3-one cyclobutanecarboxylate
13-ethyl-17alpha-hydroxy-18,19-dinorpregn-4-en-20-yn-3-one cyclobutanecarboxylate(13-ethyl-17alpha-hydroxy-18,19-dinorpregn-4-en-20-yn-3-one cyclobutanecarboxylate)
CAS: 86679-36-9
化学式: C26H34O3