Using CCOC(=O)CCCCc1ccc2cc(O)c(N3CC(=O)NS3(=O)=O)cc2c1, CC(C)(C)[O-] to produce CC(C)OC(=O)CCCCc1ccc2cc(O)c(N3CC(=O)NS3(=O)=O)cc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.