Are there alternatives to methyl 1H-indole-7-carboxylate (CAS: 93247-78-0) in synthesis?

Alternative reagents such as ethyl 1H-indole-7-carboxylate and propyl 1H-indole-7-carboxylate can be used in synthesis depending on the desired product. Other analogs like methyl 1H-indole-6-carboxylate and methyl 1H-indole-8-carboxylate may also be considered. These alternatives offer similar functional groups and can be manipulated to achieve different molecular structures.