Drach,B.S. et al. Journal of Organic Chemistry USSR (English Translation), 1976 , vol. 12, p. 414 - 418 Zhurnal Organicheskoi Khimii, 1976 , vol. 12, p. 421 - 426 Full Text Show Details Brovarets, V. S.; Lobanov, O. P.; Vinogradova, T. K.; Drach, B. S. J. Gen. Chem. USSR (Engl. Transl.), 1984 , vol. 54, # 2 p. 288 - 301,255 - 267