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 2-[3-[4-hydroxy-2-oxo-3-[(2R)-1-oxo-3-phenyl-1-spiro[1,2-dihydroindene-3,4'-piperidine]-1'-ylpropan-2-yl]-1H-imidazol-5-yl]propyl]guanidine ?
user
C29H36N6O3
assistant