You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[(E)-[amino(thiophen-2-yl)methylidene]amino]oxy-N-[4-(trifluoromethyl)phenyl]acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C14H12F3N3O2S
assistant