You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2R)-N-[[5-[2-(4-chloro-2-methylanilino)-2-oxoethyl]sulfanyl-4-ethyl-1,2,4-triazol-3-yl]methyl]-2-(4-ethylphenoxy)propanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H30ClN5O3S
assistant