1-furan-3-ylmethyl-3-piperidin-4-yl-1H-indole 、 5-bromomethyl-2-methoxy-benzoic acid ethyl ester 以After standard work-up, 1.2 g (42% of yield) of the expected acid的产率得到5-[4-(1-furan-3-ylmethyl-1H-indol-3-yl)-piperidin-1-ylmethyl]-2-methoxy-benzoic acid