author: ahmed mustafa

... b : 5,4 - b ′ ) difuran , 50 -see Khellol Chellol- d1 - Chlorodihydroderrisic acid , 298 5 - Chloroxanthotoxin , 49 ... 76 angelate , identity with columbiani- din , 76 degradation , 75 hydrogenation , 75 identity with zosimol , 75 ...