Using C1CCC2OC2C1, O=c1[nH]nc2c(-c3ccc(Cl)cc3)c(-c3ccc(Cl)cc3)cnn12 to produce O=c1n(C2CCCCC2O)nc2c(-c3ccc(Cl)cc3)c(-c3ccc(Cl)cc3)cnn12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.