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[1]JournalofHeterocyclicChemistry,1986,vol.23,p.861-864
[1]JournalofHeterocyclicChemistry,1986,vol.23,p.861-864
[1]Pharmazie,1983,vol.38,p.829-832
[1]JournalofHeterocyclicChemistry,1986,vol.23,p.861-864