You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[3-(5-methyl-1H-1,2,4-triazol-3-yl)phenyl]-5-(morpholin-4-ylmethyl)furan-3-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H21N5O3
assistant