You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the SMILES representation of the molecule with IUPAC name (4Z)-4-[(2,6-difluorophenyl)hydrazinylidene]-3H-pyrazole-2,3-diamine ?
user
NC1C(=NNC2=C(F)C=CC=C2F)C=NN1N
assistant