inosine + O2 <=> 9-riburonosylhypoxanthine + H2O + H(+)
inosine + o2 <=> 9-riburonosylhypoxanthine + h2o + h(+)
inosine + O2 <=> 9-riburonosylhypoxanthine + H2O + H(+)
inosine + o2 <=> 9-riburonosylhypoxanthine + h2o + h(+)