Using CCOCc1nc2c(N)nc3cc(OCc4ccccc4)ccc3c2n1CC1COC(C)(C)O1 to produce CCOCc1nc2c(N)nc3cc(O)ccc3c2n1CC1COC(C)(C)O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.