In the title compound, C30H23ClN6OS, the benzyl, the 3-chloroanilino, the phenyl and the anilino groups form dihedral angles of 85.95 (6), 29.63 (7), 28.55 (1) and 87.48 (6)°, respectively, with the pyrazolo[3,4-d]pyrimidine unit [maximum deviation = 0.052 (2) A]. An intramolecular N - H···N hydrogen bond occurs. The crystal structu...