Using C1=C(c2ccccc2)CCNC1, CSc1nnc(C#N)c(Cl)n1 to produce CSc1nnc(C#N)c(N2CC=C(c3ccccc3)CC2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.