You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by 4-[5-[3-[[(2S,3R)-3-(4-octylphenyl)pyrrolidin-1-ium-2-yl]methoxy]propyl]-6-pyrimidin-2-ylpyridazin-3-yl]-N-prop-2-ynylbenzamide;chloride ?
user
C40H49ClN6O2
assistant