You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [(2R)-3-[2-chloro-4-(3-ethoxy-3-oxopropyl)phenoxy]-2-hydroxypropyl]-[2-(2,3-dihydro-1H-inden-2-yl)ethyl]-dimethylazanium by IUPAC nomenclature, provide its molecular formula.
user
C27H37ClNO4+
assistant