Nesmejanow et al. Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1950 , p. 350,355 Chem.Abstr., 1951 , p. 1585 Show Details Kosuge et al. Yakugaku Zasshi, 1954 , vol. 74, p. 819 Chem.Abstr., 1955 , p. 10273