You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[3-[(2-methyl-1,3-thiazol-4-yl)methoxy]phenyl]-[4-(1,2,4-triazol-1-yl)piperidin-1-yl]methanone is the IUPAC name of a molecule. Please give its molecular formula.
user
C19H21N5O2S
assistant