About: http://webisa.webdatacommons.org/137251360

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 Structure (I), R1 and R2 are each independently H (provided that R1 and R2 are not both H), a first moiety including up to 12 carbon atoms, or a first moiety including a near infrared fluorophore.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com