35351-48-5
6-methoxy-2-benzofurancarbonitrile
→
88220-73-9
6-hydroxy-5-nitro-1-benzofuran-2-carbonitrile
88220-60-4
6-methoxy-5-nitro-1-benzofuran-2-carbonitrile
88220-87-5
2-Benzofurancarboxylic acid, 6-hydroxy-5-nitro-