Using CC(C)Oc1ccc2c(n1)CC(=O)N2, CCOC(=O)c1cccs1 to produce CC(C)Oc1ccc2c(n1)C(C(=O)c1cccs1)C(=O)N2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.