About: http://webisa.webdatacommons.org/273217558

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	(2) The compound (I) wherein R1 and R2 are each hydroxy, R3 is ethyl, n is an integer of 2, and the symbol of a line and dotted line is a single bond, which is entitled to the FR-900520 substance (another name: the WS 7238A substance);
http://www.w3.org/ns/prov#wasQuotedFrom	google.es