Using Cc1cccc(N)c1, CCOC(=O)c1c(Cl)nc(Cl)nc1CN1C(=O)c2ccccc2C1=O to produce CCOC(=O)c1c(CN2C(=O)c3ccccc3C2=O)nc(Cl)nc1Nc1cccc(C)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.