Using COCCn1c(-c2ccc(C(C)C)cc2)nc2cc(C(OC(C)=O)c3ccccc3)cc(OC)c21 to produce COCCn1c(-c2ccc(C(C)C)cc2)nc2cc(Cc3ccccc3)cc(OC)c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.