7-methylxanthosine + H2O <=> 7-methylxanthine + D-ribose + H(+)
7-methylxanthosine + h2o <=> 7-methylxanthine + d-ribose + h(+)
7-methylxanthosine + H2O <=> 7-methylxanthine + D-ribose + H(+)
7-methylxanthosine + h2o <=> 7-methylxanthine + d-ribose + h(+)