Using CCOC(=O)c1cccn2cc(-c3ccccc3)nc12, CN(C)C=O to produce CCOC(=O)c1cccn2c(C=O)c(-c3ccccc3)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.