[{"from": "human", "value": "Describe this molecule. [C][C][C][C][C][C][C][C][C][C][C][C][C][N+1][Branch1][C][C][Branch1][C][C][C][C][=C][C][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is a quaternary ammonium compound used as a biocide, a cationic surfactant, and as a phase transfer agent. Benzalkonium is more commonly contained in consumer products in its salt form, benzalkonium chloride. This salt is used in a great variety of international pharmaceutical products such as eye, ear, and nasal drops or sprays as an excipient ingredient serving as an antimicrobial preservative. When used as an ingredient in antiseptic and disinfectant products however, it is an active antimicrobial agent."}]