3-(1-(3-chloro-6-furan-3-yl-8-trifluoromethyl-imidazo[1,2-a]pyridine-2-carbonyl)-pyrrolidin-3-yl)-benzoic acid methyl ester   、                                                                                      
氢氧化锂                                                                                                                                                              在
                                                                                                                                                                                 
3-(1-(3-chloro-6-furan-3-yl-8-trifluoromethyl-imidazo[1,2-a]pyridine-2-carbonyl)-pyrrolidin-3-yl)-benzoic acid                                                                                                                                  作用下,
                                                                                                                                                                                                                            以gave 3-(1-(3-chloro-6-furan-3-yl-8-trifluoromethyl-imidazo[1,2-a]pyridine-2-carbonyl)-pyrrolidin-3-yl)-benzoic acid (compound 455) 1H NMR (d6-DMSO, 300 MHz) 2.00-2.42 (m, 2H), 3.44-4.12 (m, 4.5H), 4.30 (dd, 0.5H, J=7.3, 11.1 Hz), 7.30 (dd, 0.5H, J=0.6, 1.8 Hz), 7.32 (dd, 0.5H, J=0.6, 1.8 Hz), 7.46 (q, 1H, J=7.9 Hz), 7.57 (brd, 0.5H, J=7.9 Hz), 7.63 (brd, 0.5H, J=7.9 Hz), 7.78-7.92 (m, 3H), 8.17 (s, 0.5H), 8.20 (s, 0.5H), 8.53 (s, 0.5H), 8.55 (s, 0.5H), 8.80 (s, 0.5H), 8.82 (s, 0.5H)的产率得到3-(1-(3-chloro-6-furan-3-yl-8-trifluoromethyl-imidazo[1,2-a]pyridine-2-carbonyl)-pyrrolidin-3-yl)-benzoic acid