Using CCOC(=O)CBr, CCOC(=O)c1sc(N2CCNC2=O)nc1C to produce CCOC(=O)CN1CCN(c2nc(C)c(C(=O)OCC)s2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.