Using N#Cc1c(Cc2cccc3ccccc23)nc(-c2cccc3c(Br)cccc23)[nH]c1=O, CC(C)(C)OC(=O)CBr to produce CC(C)(C)OC(=O)COc1nc(-c2cccc3c(Br)cccc23)nc(Cc2cccc3ccccc23)c1C#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.