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system
Please write the molecular formula of the molecule 3-[2,4-dimethylpentan-3-yl-[5-[(2E)-1,3-dimethyl-2-[(2E,4E)-5-(1,3,3-trimethylindol-1-ium-2-yl)penta-2,4-dienylidene]indol-3-yl]pentoxy]phosphanyl]oxypropanenitrile .
user
C41H57N3O2P+
assistant