Using COC(=O)C(C)(C)CO, Cc1cccc2scc(Cn3c(=O)[nH]c4ccccc43)c12 to produce COC(=O)C(C)(C)Cn1c(=O)n(Cc2csc3cccc(C)c23)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.