(E,E,E)-2,6,10-Trimethyldodeca-2,6,9,11-tetraen-1-al 17909-77-2 2,6,9,11-Dodecatetraenal, 2,6,10-trimethyl-, (2E,6E,9E)- 29994-82-9 ALPHA-SINENSAL EINECS 241-854-6