What type of drug is Oxandrolone that was found in the system of  Cinthya Domínguez in 2015?
Cinthya Domínguez Cinthya Domínguez (born 1982-10-29) is a female weightlifter from Mexico. She won the silver medal at the 2007 Pan American Games for her native North American country in the – 69 kg weight division. In 2015 Domínguez was suspended after she failed a drug test (found trace of Oxandrolone).
8,9-Dehydroestradiol 8,9-Dehydroestradiol, or Δ-estradiol, also known as estra-1,3,5(10),8-tetraen-17β-ol-3-one, is a naturally occurring steroidal estrogen found in horses that is closely related to equilin, equilenin, and estradiol, and, as the 3-sulfate ester sodium salt, is a minor constituent of conjugated equine estrogens (Premarin). It is also an important active metabolite of 8,9-dehydroestrone, analogously to conversion of estrone or estrone sulfate into estradiol.