Using COC(=O)c1cccc(-c2cccc(NCCNC[C@H](O)c3cc(Cl)cc(Cl)c3)c2)c1 to produce O=C(O)c1cccc(-c2cccc(NCCNC[C@H](O)c3cc(Cl)cc(Cl)c3)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.