蒽 、
N-<(1S,2R)-2-propoxy-1-apocamphanecarbonyl>oxazolone 以
xylene 为溶剂,
生成 (11R,15S)-12-((1S,2R,4R)-7,7-dimethyl-2-propoxybicyclo[2.2.1]heptane-1-carbonyl)-9,10-dihydro-9,10-[4,5]epoxazoloanthracen-13-one 、
(11R,15S)-12-((1S,2R,4R)-7,7-dimethyl-2-propoxybicyclo[2.2.1]heptane-1-carbonyl)-9,10-dihydro-9,10-[4,5]epoxazoloanthracen-13-one