145655-62-5
→
~43%
133591-33-0
1,4-dimethyl-3-nitro-9H-carbazole
18028-55-2
1,4-二甲基-9H-咔唑
~4%
+
133591-35-2
1,4-dimethyl-3,6-dinitro-9H-carbazole
N/A