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Priority claimed from DE19883808437external-prioritypatent/DE3808437A1/de
Priority claimed from DE19883823370external-prioritypatent/DE3823370A1/de
Application filed by Hoechst AgfiledCriticalHoechst Ag
Priority to IN164MA1989priorityCriticalpatent/IN173124B/en
Publication of IN173124BpublicationCriticalpatent/IN173124B/en