Using NC(N)=O, CCc1cc(C(=O)CC(=O)c2ccccc2OCCOC)ccc1NC(C)=O to produce CCc1cc(-c2cc(-c3ccccc3OCCOC)[nH]c(=O)n2)ccc1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.