Figures & data
Table 1. Mean number of tumors and % tumor inhibitions of fractions (Fr. A, Fr. B, Fr. C, Fr. D, Fr. E, Fr. F, Fr. G, Fr. H and Fr. I) obtained from the n-butanol fraction of B. perennis flowers at 100, 1000 or 10 000 mg/l and controls (water and camptothecin).
Table 2. Mean number of tumors and % tumor inhibitions of fractions (Fr. G1, Fr. G2, Fr. G3 and Fr. G4) obtained from Fr. G fraction of B. perennis flowers at 750, 1500 or 3000 mg/l and controls (water and camptothecin).
Table 3. 1H, 13C-NMR of 1 (1H: 600 MHz, 13C: 150 MHz, MeOH-d4).