3'-n-butyl-1'H-spiro[indoline-3,2'-quinazoline]-2,4'(3'H)-dione

1-benzyl-4-hydroxyquinolin-2-one

2-氨基-4‘-甲基苯甲酮

N-苄基靛红酸酐

3-甲基喹唑啉-2,4(1h,3h)-二酮