Using N#Cc1ccc(-c2csc(NC3CCNCC3)n2)cc1, COC(=O)CBr to produce COC(=O)CN1CCC(Nc2nc(-c3ccc(C#N)cc3)cs2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.