Using C=CB1OC(C)(C)C(C)(C)O1, CC1CN(C(=O)OC(C)(C)C)Cc2scc(Br)c2O1 to produce C=Cc1csc2c1OC(C)CN(C(=O)OC(C)(C)C)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.