Using CCOC(=O)CC(=O)CCNC(=O)OC(C)(C)C, NCC(=O)c1ccccc1 to produce CCOC(=O)c1c(-c2ccccc2)c[nH]c1CCNC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.