[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a penicillin compound having a 6beta-[(2R)-2-carboxy-2-thiophen-3-ylacetyl]amino side-group. It has a role as an antibacterial drug. It is a penicillin and a penicillin allergen. It is a conjugate acid of a ticarcillin(2-)."}, {"from": "gpt", "value": "[C][C][Branch2][Ring2][N][C@@H1][Branch2][Ring2][Ring1][N][C@H1][Branch1][Ring2][S][Ring1][Branch1][C@@H1][Branch1][Branch1][C][Ring1][Branch1][=O][N][C][=Branch1][C][=O][C@@H1][Branch1][Branch2][C][=C][S][C][=C][Ring1][Branch1][C][=Branch1][C][=O][O][C][=Branch1][C][=O][O][C]"}]