Synonyms: AC1L44NQ;98875-02-6;(1R,5R,6S)-6-Methyl-2-pentan-3-ylidenebicyclo(3.1.0)hex-3-ene-6-carbonyl chloride;(1R,5R,6S)-6-methyl-4-pentan-3-ylidenebicyclo[3.1.0]hex-2-ene-6-carbonyl chloride;Bicyclo(3.1.0)hex-2-ene-6-carbonyl chloride, 4-(1-ethylpropylidene)-6-methyl-, (1R-(1alpha,5alpha,6alpha))-