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Priority to IT41635/81ApriorityCriticalpatent/IT1146891B/en
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Publication of IT1146891BpublicationCriticalpatent/IT1146891B/en
Process for obtaining n-((4-phenyl-1,2,3,6-tetrahydropyridine-1-yl)alkylene)-azaspiroalkandione and n-((4-hydroxy-4-phenylpiperdine-1-yl)alkylene)-azaspiroalkanedione