18812-23-2
+
61082-83-5
4H-furo[3,2-b]indole-2-carbaldehyde
→
61082-87-9
2-[2-(5-nitrofuran-2-yl)ethenyl]-4H-furo[3,2-b]indole
55077-51-5
4H-furo[3,2-b]indole