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Priority claimed from US06/178,609external-prioritypatent/US4390517A/en
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Hydantoinderivate zur inhibierung der aldose-reduktase-aktivitaet, zusammensetzungen dafuer und verfahren zur herstellung von spiro-fluoren-verbindungen.
3-di-n-propyl-acetoxy-benzodiazepin-2-on-verbindingen, werkwijze voor de bereiding daarvan; spasmolytisch preparaat, dat een of meer van dergelijke verbindingen bevat.