Using O=C(C=Cc1cccc(OCc2ccc3ccccc3n2)c1)c1ccc(O)cc1 to produce Oc1ccc(CCCc2cccc(OCc3ccc4ccccc4n3)c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.