53134-09-1
acetic acid,9H-fluorene-2,7-diol
→
53133-99-6
(7-acetyloxy-9-oxofluoren-2-yl) acetate
177490-82-3
4-乙酰氧基苯硼酸
42523-29-5
2,7-二羟基-9-芴酮
27591-97-5
乙胺芴酮