You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S)-2-[[3-[(dimethylamino)methyl]benzoyl]amino]-3-[5-[(8-methyl-6,10-dioxo-7,9-diazaspiro[4.5]dec-7-en-9-yl)methyl]thiophen-2-yl]propanoic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H32N4O5S
assistant