23787-90-8;33407-62-4;29461-13-0;29461-14-1;2,2,7,7-Tetramethyltricyclo(6.2.1.0(1,6))-undecan-5-one;2H-2,4a-Methanonaphthalen-8(5H)-one, 1,3,4,6,7,8a-hexahydro-1,1,5,5-tetramethyl-;2H-2,4a-Methanonaphthalen-8(5H)-one, hexahydro-1,1,5,5-tetramethyl-, (2alpha,4aalpha,8abeta)-;EINECS 245-890-3;Isolongifolene ketone;(2alpha,4aalpha,8beta)-Hexahydro-1,1,5,5-tetramethyl-2H-2,4a-methanonaphthalen-8(5H)-one;2H-2,4a-Methanonaphthalen-8(5H)-one, hexahydro-1,1,5,5-tetramethyl-, (2alpha,4aalpha,8beta)-;EINECS 249-648-8;(2alpha,4aalpha,8alpha)-Hexahydro-1,1,5,5-tetramethyl-2H-2,4a-methanonaphthalen-8(5H)-one;1,3,4,6,7,8a-Hexahydro-1,1,5,5-tetramethyl-2H-2,4a-methanophtalen-8(5H)-one + epimer;2H-2,4a-Methanonaphthalen-8(5H)-one, hexahydro-1,1,5,5-tetramethyl-, (2alpha,4aalpha,8alpha)-;EINECS 249-649-3;Isolongifolene ketone exo;2H-2,4a-Methanonaphthalen-8(5H)-one, hexahydro-1,1,5,5-tetramethyl-, (2.alpha.,4a.alpha.,8a.beta.)-