[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][Branch1][C][C][N][C][=N][C][=C][Branch1][S][N][=C][Branch1][#Branch1][N][=C][Ring1][=Branch1][Ring1][=Branch2][N][C][C][C][O][N][C][C][=C][C][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is purine substituted on C-2, C-6 and N-9 with (3-hydroxypropyl)amino, benzylamino and isopropyl groups respectively; a synthetic, cell-permeable, cyclin-dependent kinase (CDK) inhibitor that is structurally similar to olomoucine and roscovitine. It has a role as an EC 2.7.11.22 (cyclin-dependent kinase) inhibitor."}]