Using O=C(O)CCCc1cnoc1-c1ccccc1, Nc1ccc(-n2ccnc2)cc1 to produce O=C(CCCc1cnoc1-c1ccccc1)Nc1ccc(-n2ccnc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.