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 (3E)-3-[N'-[(3R,4R)-3-aminooxan-4-yl]carbamimidoyl]imino-3-(3,4-dichloroanilino)-2-iminopropanamide ?
user
C15H19Cl2N7O2
assistant