[{"from": "human", "value": "Provide a description of this molecule. [C][C@H1][C@@H1][Branch2][=Branch1][=N][C@H1][Branch2][=Branch1][Branch2][C@H1][Branch2][=Branch1][Ring1][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][O][C@H1][C][C@H1][Branch2][Branch1][Branch1][C@@][Branch2][Ring2][#C][C@@H1][C@@H1][Branch1][N][C][C][C@@][Ring1][=Branch1][Branch1][Ring2][C][Ring1][#Branch2][O][C@][Branch2][Ring1][O][C][C][C@@H1][Branch1][N][C@][Ring1][Branch1][Branch1][=Branch1][C][C@H1][Ring1][=C][O][C][C][C][C][=Branch1][C][=O][O][C][Ring1][=Branch1][O][C][O][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a cardenolide glycoside that is ouabain in which the double bond in the lactone ring has been reduced to a single bond. It is a cardiac glycoside and a derivative of ouabain which is used as a sodium pump antagonist and exhibits ionotropic effects. It has a role as a radiosensitizing agent and an EC 3.6.3.9 (Na(+)/K(+)-transporting ATPase) inhibitor. It is functionally related to an ouabain."}]