Using Clc1nccnc1Cl, CC(C)(C)OC(=O)N1CCN(c2nccnc2OCCO)CC1 to produce CC(C)(C)OC(=O)N1CCN(c2nccnc2OCCOc2nccnc2Cl)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.