Using CCOC(=O)CC1c2ccccc2C(=O)N1CC1CC1, NC(N)=[NH2+] to produce N=C(N)NC(=O)CC1c2ccccc2C(=O)N1CC1CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.