Using O=C1NCCC1Br, CC(C)(C)c1cc(-c2csc(C=O)n2)cc(C(C)(C)C)c1O to produce CC(C)(C)c1cc(-c2csc(C=C3CCNC3=O)n2)cc(C(C)(C)C)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.