Using CC(C)(O)Cn1ccc(NC(=O)C(CC2CCOCC2)NC(=O)OC(C)(C)C)n1 to produce CC(C)(O)Cn1ccc(NC(=O)C(N)CC2CCOCC2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.