Using CN(C)C=O, O=C1CCCc2cc(CCN3CCN(c4nsc5ccccc45)CC3)ccc2N1 to produce CN1C(=O)CCCc2cc(CCN3CCN(c4nsc5ccccc45)CC3)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.