Table 2.

Structures of the synthesized N-alkylated indole-3-carbonitriles 13.

Compound	R1	R2	R3
13a	Cl	H	Benzyl
13b	Br	H	Benzyl
13c	Cl	H	CH3
13d	Br	H	CH3
13e	Br	Phenyl	CH3
13f	I	Phenyl	CH3