About: http://webisa.webdatacommons.org/125853120

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	(12) Estrogens such as estrone, 17.beta.-estradiol, ethinyl estradiol, and diethyl stilbesterol;
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com