Using COc1ccc(-n2nc(O)c3c(c2=O)Cc2ccc(Cl)cc2N3)cc1 to produce O=c1c2c(c(O)nn1-c1ccc(O)cc1)Nc1cc(Cl)ccc1C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.