1,7,7-Trimethylbicyclo(2.2.1)hept-2-yl propionate 2-Bornyl propionate 20279-25-8 Bicyclo(2.2.1)heptan-2-ol, 1,7,7-trimethyl-, propanoate Borneol, propionate (8CI) EINECS 243-673-8 NSC 55398