Using COC(CNC(=O)N(N=Cc1ccccc1)c1cc(Cl)c(Cc2ccc(C(C)=O)cc2)c(Cl)c1)OC to produce CC(=O)c1ccc(Cc2c(Cl)cc(N3N=CCNC3=O)cc2Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.