4-oxopent-2-en-2-yl N-(2,2,2-trichloroacetyl)carbamate

2-(3,4,5-trimethoxyphenyl)pyrimidine-4,6-dicarbaldehyde

3,5-dimethyl-N-phenylpyrazole-1-carboxamide

3,3-bis(3-methyl-2-methylidenebut-3-enyl)pentane-2,4-dione

3-prop-2-ynylpentane-2,4-dione