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Methyl 3-(isobutylamino)-5-(2-oxopyrrolidin-1-yl)benzoate

Methyl 3-(diethylamino)-5-(2-oxopyrrolidin-1-yl)benzoate

Tert-butyl 3-(methylamino)-5-(2-oxopiperidin-1-yl)benzoate

Tert-butyl 3-(methylamino)-5-(2-oxopyrrolidin-1-yl)benzoate

Tert-butyl 3-(ethylamino)-5-(2-oxopyrrolidin-1-yl)benzoate

Methyl 3-(2-oxopyrrolidin-1-yl)-5-(phenylamino)benzoate

Tert-butyl 3-(2-oxopiperidin-1-yl)-5-(pyrrolidin-1-yl)benzoate

Methyl 3-(2-oxopyrrolidin-1-yl)-5-(piperidin-1-yl)benzoate

Methyl 3-(4-methylpiperazin-1-yl)-5-(2-oxopyrrolidin-1-yl)benzoate

Methyl 3-(2-oxopyrrolidin-1-yl)-5-(pyrrolidin-1-yl)benzoate