About: http://webisa.webdatacommons.org/154120789

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	representing an aliphatic nitrogeneous heterocycle, Y being an optionally substituted ???CH2??? radical, n1 being 1 to 3, and X is an halogen atom selected in the group...
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com