You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (Z)-1-N'-[(6-chloropyridin-3-yl)methyl]-1-N'-ethyl-1-N-methoxy-1-N-methyl-2-nitroethene-1,1-diamine ?
user
C12H17ClN4O3
assistant