Synonyms: 4,7-Methano-1H-indene, 5(or 6)-(2,2-dimethoxyethoxy)-3a,4,5,6,7,7a-hexahydro-;3a,4,5,6,7,7a-Hexahydro-5(6)-(2,2-dimethoxyethoxy)-4,7-methano-1H-indene;5(Or 6)-(2,2-dimethoxyethoxy)-3a,4,5,6,7,7a-hexahydro-4,7-methano-1H-indene;(3aR,4R,5R,7S,7aS)-5-(2,2-dimethoxyethoxy)-4,7-dimethyl-3a,4,5,6,7,7a-hexahydro-1H-indene