Using Cc1nn2ccccc2c1-c1nc2c(s1)CCCC2(O)c1ccc(Cl)cc1 to produce Cc1nn2ccccc2c1-c1nc2c(s1)CCCC2c1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.