ABSTRACT
B. pinguin. DITERPENOID: 7,8-dihydroxy-15-pimaren-3-one.
Raffauf et al., J. Org. Chem., 46, 1094 (1981)
B. rubescens. COUMARIN: xanthyletin.
Dasgupta et al., J. Chem. Soc., C, 33 (1969)
B. kazinoki Sieb. ISOPRENOIDS: kazinol J, kazinol L, kazinol M, kazinol N, kazinol P.