<http://webisa.webdatacommons.org/243402709>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/516248543>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/243402709> .
<http://webisa.webdatacommons.org/243402709>	<http://www.w3.org/ns/prov#value>	"ps is a racemic, L-, or D-amino acid group ???C(O)CHNH2R4; or a pharmaceutically acceptable salt. 7." .
<http://webisa.webdatacommons.org/243402709>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .