The story
From iso- + obtusilactone.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: The butanolide (3E,4S)-3-dodec-11-enylidene-4-hydroxy-5-methylideneoxolan-2-one or any similar isomer of obtusilactone Full definition →
From iso- + obtusilactone.
Etymology from Wiktionary, CC BY-SA 4.0.