Using CC(Br)c1oc(=O)c2ccccc2c1-c1cncs1, Nc1ncnc2[nH]ncc12 to produce CC(c1oc(=O)c2ccccc2c1-c1cncs1)n1ncc2c(N)ncnc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.