About: http://webisa.webdatacommons.org/430675015

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	A labelling color which includes a pentamethine of the following formula (1): ##STR1## wherein R1, R2, R3 and R4 each are a C1-6 alkyl group, and X is an anion.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au