Using CC(=O)OC(C)=O, Nc1ccc(-c2c[nH]c(=O)cn2)cc1 to produce CC(=O)Nc1ccc(-c2c[nH]c(=O)cn2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.