You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-amino-N-[(1S)-1-[5-(hydroxymethyl)-[1,2,4]triazolo[4,3-a]pyridin-3-yl]-2-[(2-phenylphenyl)methoxy]ethyl]-2-methylpropanamide;methane The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H33N5O3
assistant