25384-14-9
2′-氨基苯乙酮 盐酸盐
+
21243-15-2
7-fluoro-3,4-dihydro-2H-1-benzothiopyran-4-one
→
52831-48-8
3-fluoro-7-methyl-6H-thiochromeno[4,3-b]quinoline