- RXNO CC-BY-4.0
RXNO project; original artifact license CC-BY-4.0 (http://creativecommons.org/licenses/by/4.0/); https://obofoundry.org/ontology/rxno.html
http://purl.obolibrary.org/obo/RXNO_0000253 ; https://purl.obolibrary.org/obo/rxno.owl ; snapshot SHA-256 ffe2884b6aed5f130bb04d35104d1e7c55fb4e39ad78d7f748cdfc4f5cd478a7 ; exact artifact license http://creativecommons.org/licenses/by/4.0/ ; retrieved 2026-11-07