3-hydroxy-2-(2-phenylpropan-2-yl)-7,8,9,10-tetrahydrobenzo[h]quinoline-4-carboxylic acid   、                                                                                         、                                                                                      
7-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)indoline-2,3-dione   、                                                                                      
3-(4-chlorophenyl)-3-methyl-2-oxobutyl acetate                                                                                                                                                                                                                                                                                                          以to yield the desired product (14.0 mg, 7.1%) as a yellow solid的产率得到2-(2-(4-chlorophenyl)propan-2-yl)-8-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)-3-hydroxyquinoline-4-carboxylic acid