<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>Saturated azacyclopropane compounds. Any substitutions on carbon or nitrogen atoms are permitted.</n0:def-definition><n0:def-source>MSH2002_06_01</n0:def-source></n0:ComplexDefinition>
<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>A compound with a three-atom ring containing nitrogen linked to two carbons. Ethylenimines are highly reactive alkylating reagents.</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>