Protiva et al. Cesko-Slovenska Farmacie, 1959 , vol. 8, p. 200,202 Chem.Abstr., 1960 , p. 6609 Full Text Show Details Kitao et al. Kogyo Kagaku Zasshi, 1959 , vol. 62, p. 825,826, 828 Chem.Abstr., 1962 , vol. 57, p. 8481