Hypernyms:ptomain ptomaine
Inherited Hypernyms:putrescineptomaineaminemethane seriesaliphatic compoundorganic compoundcompoundchemicalmaterialsubstancematterphysical entityentity
Inherited Hypernyms:putrescineptomaineaminemethane seriesaliphatic compoundorganic compoundcompoundchemicalmaterialsubstancepartrelationabstractionentity