Using Cc1ccccc1Nc1nc(N(C)c2ccccc2)c2cccc(O)c2n1 to produce Cc1ccccc1Nc1nc(N(C)c2ccccc2)c2cccc(OCCCN(C)C)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.