Using Cc1ncc(CON2CCNC2=Nc2c(Cl)cccc2Cl)c2c1OC(C)(C)OC2 to produce Cc1ncc(CON2CCNC2=Nc2c(Cl)cccc2Cl)c(CO)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.