Kuwada; Takeda Yakugaku Zasshi, 1940 , vol. 60, p. 636,641; dtsch. Ref. S. 249 Chem.Abstr., 1941 , p. 2878 Full Text Show Details Kitasato Acta Phytochimica, 1939 , vol. 11, p. 1 Chem. Zentralbl., 1940 , vol. 111, # I p. 1992