(2S)-1,3,4,5,6,7-Hexahydro-1,1,5,5-tetramethyl-2H-2,4a-methanonaphthalene-8-carbaldehyde 2H-2,4a-Methanonaphthalene-8-carboxaldehyde, 1,3,4,5,6,7-hexahydro-1,1,5,5-tetramethyl-, (2S)- 61826-54-8 EINECS 263-252-2