Premodifier: nitro
Head noun: group

Same concepts
http://dbpedia.org/resource/Nitro_compound

Narrower concepts

labelprovenanceconfidence
nitro groupisap:3750101570.499107
3isap:1315522230.281751
chlorineisap:3638193240.271371
nitrobenzeneisap:681206230.206076
fluorineisap:3604435310.200164
bromineisap:402929220.175526
r4isap:4653566060.109619