[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a penicillin in which the substituent at position 6 of the penam ring is a (2-ethoxy-1-naphthoyl)amino group. It has a role as an antibacterial drug. It is a penicillin and a penicillin allergen. It is a conjugate acid of a nafcillin(1-)."}, {"from": "gpt", "value": "[C][C][O][C][=C][Branch1][=N][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][Ring1][#Branch2][C][=Branch1][C][=O][N][C@H1][C@@H1][N][Branch1][Branch1][C][Ring1][Ring2][=O][C@H1][Branch1][O][C][Branch1][Ring2][S][Ring1][#Branch1][Branch1][C][C][C][C][=Branch1][C][=O][O]"}]