You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule methyl 5-methyl-3-[[2-[(1R,5S)-1,3,3-trimethyl-6-azoniabicyclo[3.2.1]octan-6-yl]acetyl]amino]-1H-indole-2-carboxylate .
user
C23H32N3O3+
assistant