Using O=C(N[C@@H](CCc1nnn[nH]1)c1nc2cc(Cl)ccc2[nH]1)OCc1ccccc1 to produce N[C@@H](CCc1nnn[nH]1)c1nc2cc(Cl)ccc2[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.