Using COCCBr, O=C(NCC1(O)CCCCCC1)c1cc(-n2nc[nH]c2=O)ccc1Cl to produce COCCn1cnn(-c2ccc(Cl)c(C(=O)NCC3(O)CCCCCC3)c2)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.