You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
acetylene;(2S)-1-[2-cyclohexyl-2-[[2-(methylamino)acetyl]amino]acetyl]-N-methylidenepyrrolidine-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H30N4O3
assistant