Using CCI, CN1C(=O)C(c2cccc(Br)c2)(c2c[nH]c(C=O)c2)N=C1N to produce CCn1cc(C2(c3cccc(Br)c3)N=C(N)N(C)C2=O)cc1C=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.