[{"from": "human", "value": "Describe this molecule. [C][O][C][=C][Branch2][Ring1][=Branch2][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][N][=C][C][=Branch1][Ring2][=N][Ring1][#Branch1][C][=C][C][=C][C][=C][Ring1][=Branch1][O][C]"}, {"from": "gpt", "value": "The molecule is a member of the tyrphostin family of tyrosine kinase inhibitors that selectively inhibits platelet-derived growth factor receptor protein. (NCI)"}]