1-Oxa-7-cycloheptadecen-2-one 16-Hydroxy-6-hexadecenoic acid omega-lactone 6-Hexadecenlactone, omega- 6-Hexadecenolide 7779-50-2 Ambrettolide, delta6-iso- Cyclohexadecen-6-olide EINECS 231-929-1 Oxacycloheptadec-7-en-2-one delta6-Isoambrettolide omega-6-Hexadecenlactone