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[1]JournalofOrganicChemistry,1989,vol.54,p.3091-3096
[2]JournalofOrganicChemistry,1989,vol.54,p.3091-3096
[1]JournalofOrganicChemistry,1989,vol.54,p.3091-3096
[1]JournalofOrganicChemistry,1986,vol.51,p.452-456
[1]JournalofOrganicChemistry,1986,vol.51,p.452-456