Using O=C1CCC(=O)C1, CC1(C)Oc2ccc(C#N)cc2C2OC21C to produce CC1(C)Oc2ccc(C#N)cc2C(OC2=CC(=O)CC2)C1(C)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.