858799-80-1
2-amino-7-hydroxy-fluoren-9-one
→
363-49-5
N-(7-hydroxy-9H-fluoren-2-yl)acetamide
6633-40-5
7-nitro-9H-fluoren-2-ol
1214-32-0
7-硝基-9H-芴-2-胺
1953-38-4
2-羟基-7-氨基芴
+
108-24-7
乙酸酐