Kitamura Yakugaku Zasshi, 1937 , vol. 57, p. 233,236, 239; dtsch. Ref. S. 58, 61 Chem.Abstr., 1937 , p. 4924 Full Text Show Details Kitamura Yakugaku Zasshi, 1934 , vol. 54, p. 98,102, 111; dtsch. Ref. S. 11, 16, 17 Chem.Abstr., 1936 , p. 3434