Using O=C(O)C=Cc1cccnc1, NCCCCN1CCN(c2cccc3c2CCCC3)CC1 to produce O=C(C=Cc1cccnc1)NCCCCN1CCN(c2cccc3c2CCCC3)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.