Using O=C(Cc1ccc(-n2cnnn2)cc1)N1CCNCC1, C=CCc1ccc(C#N)c(OC)c1 to produce COc1cc(CCN2CCN(C(=O)Cc3ccc(-n4cnnn4)cc3)CC2)ccc1C#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.