Using COCCOCOc1c(C(C)(C)C)nc(CC(O)c2cccnc2)nc1C(C)(C)C to produce CC(C)(C)c1nc(C=Cc2cccnc2)nc(C(C)(C)C)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.