Using CCC(=O)N(C)OC, COc1ccc(NC(=O)OC(C)(C)C)c(C)c1 to produce CCC(=O)Cc1cc(OC)ccc1NC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.