Using COC(=O)c1cc(OCCO)cc(NC2CCC(NC(=O)OC(C)(C)C)CC2)c1C, CC=O to produce CCN(c1cc(OCCO)cc(C(=O)OC)c1C)C1CCC(NC(=O)OC(C)(C)C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.