You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by 2-[[4-amino-5-[(2E)-2-[(E)-3-phenylprop-2-enylidene]hydrazinyl]-1,2,4-triazol-3-yl]sulfanyl]-N-(2-methylsulfanylphenyl)acetamide ?
user
C20H21N7OS2
assistant