[1]JournaloftheChemicalSociety,1936,p.291
[1]JournaloftheChemicalSociety,1936,p.291
[1]JustusLiebigsAnnalenderChemie,1873,vol.168,p.210
[1]JournaloftheChemicalSociety,1965,p.3312-3318
[1]JournalofMedicinalChemistry,1973,vol.16,p.127-130
[1]RecueildesTravauxChimiquesdesPays-Bas,1977,vol.96,p.249-251
[1]Patent:US4119716,1978,A
[1]Patent:US4156015,1979,A