Using O=C(CC(=O)NO)Cc1ccc(OCc2ccccc2Oc2ccccc2)cc1 to produce Oc1cc(Cc2ccc(OCc3ccccc3Oc3ccccc3)cc2)on1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.