Using Nc1ccccn1, O=C(O)C(CC1CCCC1)c1ccc(-c2cccnc2)cc1 to produce O=C(Nc1ccccn1)C(CC1CCCC1)c1ccc(-c2cccnc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.