参考文献

Rivera, Nancy Gonzalez; Becerril, David Corona; Guadarrama-Perez, Carlos; Covarrubias-Zuniga, Adrian; Avila-Zarraga, Jose Gustavo; Romero-Ortega, Moises Tetrahedron Letters, 2007 , vol. 48, # 7 p. 1201 - 1204