Using C=Cc1ccc(OC(C)C)c(OCCN2C(=O)c3ccccc3C2=O)c1 to produce CCc1ccc(OC(C)C)c(OCCN2C(=O)c3ccccc3C2=O)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.