3-(3,4-dimethyl-3H-thiazol-2-ylidene)-1,1,1,5,5,5-hexafluoropentane-2,4-dione

benzaldehyde oxime O-methyl ether

Z-benzaldehyde O-benzyloxime

6-benzyl-7-phenyl-5-oxa-6-azaspiro[3.4]octane

三氟丙酮酸甲酯