You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-(2-methylpropyl)-N-[2-[2-(propan-2-ylamino)ethylsulfonyl]ethyl]azetidine-3-carboxamide;2-(2-methylpropyl)-N-[7-(propan-2-ylamino)heptyl]-2-azaspiro[3.3]heptane-6-carboxamide;1-(2-methylpropyl)-N-[6-(propan-2-ylamino)hexyl]azetidine-3-sulfonamide;2-(2-methylpropyl)-N-[5-(propan-2-ylamino)pentyl]-2-azaspiro[3.3]heptane-6-carboxamide;1-(2-methylpropyl)-N-[2-(2-propan-2-yloxyethylsulfonyl)ethyl]azetidine-3-carboxamide;2-(2-methylpropyl)-N-(7-propan-2-yloxyheptyl)-2-azaspiro[3.3]heptane-6-carboxamide;1-(2-methylpropyl)-N-(6-propan-2-yloxyhexyl)azetidine-3-sulfonamide;2-(2-methylpropyl)-N-(5-propan-2-yloxypentyl)-2-azaspiro[3.3]heptane-6-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C142H284N20O18S4
assistant