gerontoxanthone A 生成 (21-Acetyloxy-7,8,8,18,18-pentamethyl-12-oxo-2,6,19-trioxapentacyclo[11.8.0.03,11.05,9.015,20]henicosa-1(13),3,5(9),10,14,16,20-heptaen-10-yl) acetate
参考文献:
名称:
CHANG, CHENG-HSIUNG;LIN, CHUN-CHING;HATTORI, MASAO;NAMBA, TSUNEO, PHYTOCHEMISTRY, 28,(1989) N, C. 595-598