Using COc1cc(Cl)c(-c2nc(-c3ncnn3C(C)C)cn2CCO)cn1 to produce COc1cc2c(cn1)-c1nc(-c3ncnn3C(C)C)cn1CCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.