methyl 2-[4-[4-oxo-2-(2-oxoheptylsulfanyl)quinazolin-3-yl]phenyl]acetate

1-(tributyl-λ⁵-phosphanylidene)heptan-2-one

1-hydroxyheptan-2-one

1-(dimethylamino)heptan-2-one

1-phenylsulfanylheptan-2-one