10-methyl-6-methylideneundec-9-en-2-one

methyl 2-[(2,4-dichlorophenyl)methylidene]-3-oxobutanoate

(5E,8Z)-6,10-dimethyl-undeca-5,8,10-trien-2-one

10-methyl-6-methylideneundeca-8,10-dien-2-one

Methyl 5-methyl-2-phenyl-1,3-oxazole-4-carboxylate