参考文献
Journal of the American Chemical Society, , vol. 55, p. 2438,2443
Journal of the American Chemical Society, , vol. 51, p. 519,522
Acta Facultatis Pharmaceuticae Brunensis et Bratislavensis, , vol. 2, p. 131,136
Chem.Abstr., , p. 12492
Acta Chemica Scandinavica (1947-1973), , vol. 19, p. 359
Journal of the American Chemical Society, , vol. 59, p. 1955,1957