Using N#Cc1ccc(N2CCC(=O)CC2)cc1, CC(C)(C)OC(=O)NCCN to produce CC(C)(C)OC(=O)NCCNC1CCN(c2ccc(C#N)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.