4-(2-Fluoro-phen-yl)-6-(1H-indol-1-yl)-3-methyl-1-phenyl-1H-pyrazolo[3,4-b] pyridine-5-carbonitrile: A chain of rings built from N- H⋯N, C- H⋯d C- H(are⋯πne) hydrogen bonds

1. Quiroga, J.
2. Sánchez, A.
3. Cobo, J.
4. Glidewell, C.