Using CCS(=O)(=O)c1ncc(C(=O)c2ccccc2OC)c(N)n1, CN1CCN(c2ccc(N)cc2)CC1 to produce COc1ccccc1C(=O)c1cnc(Nc2ccc(N3CCN(C)CC3)cc2)nc1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.