Using CCOC(=O)C(C(=O)CC)=C(SC)SC, Cc1cc(Br)cc(C)c1NN to produce CCOC(=O)c1c(CC)nn(-c2c(C)cc(Br)cc2C)c1SC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.