Using COCOc1ccc(OCc2ccc(OCc3nc(-c4ccccc4)oc3C)cc2)c(CC#N)c1 to produce Cc1oc(-c2ccccc2)nc1COc1ccc(COc2ccc(O)cc2CC#N)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.