About: http://webisa.webdatacommons.org/76450457

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	In this step, a compound of formula (IX) is prepared by the selective protection of the two hydroxy groups other than the hydroxy group at the 8-position, of a compound of formula (VIII), with a group R6'.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk