1H-cycloprop[e]azulene, 1a,2,6,7,7a,7b-hexahydro-1,1,4,7-tetramethyl-, (1aR,7R,7aS,7bR)- InChI=1/C15H22/c1-9-6-8-12-14(15(12,3)4)13-10(2)5-7-11(9)13/h6-7,10,12-14H,5,8H2,1-4H3/t10-,12-,13-,14-/m1/s aromadendra-1,9-diene rel-(1aR,7R,7aS,7bR)-1,1,4,7-tetramethyl-1a,2,6,7,7a,7b-hexahydro-1H-cyclopropa[e]azulene