三氟乙酸 、 、 1-(4-Hydroxyphenyl)-6-fluoro-3-benzyloxy-7-pyrrolidine-1-yl-1H-quinazoline-2,4-dione 以afforded 0.038 g of the title compound as a solid, mp 264-268° C. (decomp.)的产率得到1-(4-Hydroxyphenyl)-6-fluoro-3-hydroxy-7-pyrrolidin-1-yl-1H-quinazoline-2,4-dione