Using CC(C)(C)OC(=O)CNC1CCCC1, COc1cccc(C(=O)O)c1SC(C)=O to produce COc1cccc(C(=O)N(CC(=O)O)C2CCCC2)c1SC(C)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.