2-(8-acetyl-5-oxo-1,2,3,5-tetrahydroindolizin-6-yl)-N-(tert-butyl)benzenesulfonamide

8-acetyl-6-(3-(hydroxymethyl)phenyl)-2,3-dihydroindolizin-5(1H)-one

8-acetyl-6-(3-chloro-2-hydroxyphenyl)-2,3-dihydroindolizin-5(1H)-one

4-(8-acetyl-5-oxo-1,2,3,5-tetrahydroindolizin-6-yl)thiophene-2-carbaldehyde

2-(4-(8-acetyl-5-oxo-1,2,3,5-tetrahydroindolizin-6-yl)phenyl)quinoline-4-carboxylic acid