| abstract |
1. Substituted 1,3-Dihydrospiro[benzo(c)thiophene] of the formula see diagramm : EP0002283,P28,F1 or an optical antipode or pharmaceutically acceptable salt thereof in which R is hydrogen, C1 -C6 -alkyl, C3 -C6 -cycloalkyl-C1 -C6 -alkyl or benzoyl-C1 -C6 -alkyl, wherein the phenyl radical may be substituted with fluorine, R**1 hydrogen, C1 -C6 -alkyl or halogen and m is the integer 1 or 2. |