参考文献

Mannich; Loewenheim Archiv der Pharmazie (Weinheim, Germany), 1920 , vol. 258, p. 300,310 Full Text Show Details Ochiai Yakugaku Zasshi, 1929 , vol. 49, p. 92 Chem. Zentralbl., 1929 , vol. 100, # II p. 1545