Using c1ccc(-c2ccc(OC3CNC3)cc2)cc1, O=C=Nc1cccnc1 to produce O=C(Nc1cccnc1)N1CC(Oc2ccc(-c3ccccc3)cc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.