Using C=CC(=O)OC(C)(C)C, CC1(C)COc2cc(Br)cnc2NC1=O to produce CC(C)(C)OC(=O)/C=C/c1cnc2c(c1)OCC(C)(C)C(=O)N2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.