[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a member of the class of isoindoles that is 2,3-dihydro-1H-isoindole in which the hydrogens at positon 1 are replaced by an oxo group. It is a member of isoindoles and a gamma-lactam."}, {"from": "gpt", "value": "[C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][N][Ring1][#Branch2]"}]