Using COC(=O)c1ccc(C(=O)OC)c(NC(=O)C(N)CCCNC(=O)OC(C)(C)C)c1, CC(C)(C)[O-] to produce CCOC(=O)c1ccc2c(c1)NC(=O)C(CCCNC(=O)OC(C)(C)C)NC2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.