1-azulenecarboxaldehyde, 3,8-dimethyl-5-(1-methylethyl)- 5-isopropyl-3,8-dimethylazulene-1-carbaldehyde InChI=1/C16H18O/c1-10(2)13-6-5-11(3)16-14(9-17)7-12(4)15(16)8-13/h5-10H,1-4H