00428naa a2200145 a 450000100080000000500110000800800410001910000170006024500720007726000090014970000230015870000190018170000210020077300610022112831971998-11-19 1997 bl uuuu u00u1 u #d1 aSIMAO, S. M. aStructure of a new triterpene glycoside from Centrosema bracteosum. c19971 aCARVALHO, M. G. de1 aBRAZ-FILHO, R.1 aMAGALHAES, H. G. tFloresta e Ambiente, Rio de Janeirogn.4, p.81-92, 1997.