4-chloro-1-[6-(4-chlorobutanoyl)-9-ethylcarbazol-3-yl]butan-1-one

4-chloro-N-(cyanomethyl)-N-prop-2-ynylbutanamide

3,4-dihydro-2H-oxazino[3,2-b]quinazolin-10-one

4-chloro-N-[2-[4-chlorobutanoyl(methyl)amino]ethyl]-N-methylbutanamide