. "Cucumber aldehyde" . "trans,cis-2,6-Nonadienal" . . "Trans,cis-2,6-Nonadienal" . . . "(2E,6Z)-Nona-2,6-dienal" . . "Violet leaf aldehyde" . . "Trans,cis-2,6-Nonadienal" . "(E,Z)-2,6-Nonadienal" . "''trans'',''cis''-2,6-Nonadienal" . .