2-methylamino-1-(4-pyrrolidine-1-yl-phenyl)-ethanol 、
7-oxo-4,5,6,7-tetrahydro-benzo[b]thiophene-3-sulfonyl chloride 以the title compound (35 mg) was obtained as a colorless amorphous substance, in the same way as Preparation Example 41的产率得到7-oxo-4,5,6,7-tetrahydro-benzo[b]thiophene-3-sulfonic acid [2-hydroxy-2-(4-pyrrolidine-1-yl-phenyl)-ethyl]-methyl-amide