Using COc1ccc(-n2nc(O)c3[nH]c4cc(Cl)ccc4c(=O)c3c2=O)cc1Cl to produce O=c1c2ccc(Cl)cc2[nH]c2c(O)nn(-c3ccc(O)c(Cl)c3)c(=O)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.