1-benzyl-3,3-dimethyl-1,3-dihydro-indol-2-one

1,3-dihydro-3,3-dimethyl-1-hydroxy-H-indol-2-one

3,3-dimethyl-1-tosylindolin-2-one

3,3-dimethyl-2-oxo-N-phenylindole-1-carboxamide

2-甲基-2-(2-硝基苯基)丙酸