(7S,9R,10R)-7-[(2S,4S,5R,6S)-4-(dimethylamino)-5-hydroxy-6-methyloxan-2-yl]oxy-10-[(2S,4S,5R,6S)-4-(dimethylamino)-5-hydroxy-6-methyloxan-2-yl]oxy-9-ethyl-1,4,9,11-tetrahydroxy-8,10-dihydro-7H-tetracene-5,12-dione 生成
8-乙基-1,4,6,7,8,10-六羟基-7,8,9,10-四氢-5,12-并四苯醌