Using CN(c1cccc2cc(C3=NCC(CC(=O)O)S3)[nH]c12)S(=O)(=O)c1ccccn1, CN(C)C=O to produce CN(c1cccc2cc(C3=NCC(CC(N)=O)S3)[nH]c12)S(=O)(=O)c1ccccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.