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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	one of X, Y, M or N is a substituent other than hydrogen and when M is para nitro, at least one other of X, Y, or N must be a substituent other then hydrogen.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com