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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	R is an alkyl and/or aryl group: CH3 (dimethyl phthalate), CH2CH3 (diethyl phthalate), CH2CH2CH2CH3 (dibutyl phthalate), CH2CH(CH2CH3)CH2CH2CH2CH3 (di[2-ethylhexyl) phthalate), CH2CH2CH2CH3 and CH2C6H5 (butylbenzyl phthalate).
http://www.w3.org/ns/prov#wasQuotedFrom	bmj.com