preferred_name: 1-methyladenine + D-ribose => 1-methyladenosine + H2O
preferred_name_lc: 1-methyladenine + d-ribose => 1-methyladenosine + h2o
label: 1-methyladenine + D-ribose => 1-methyladenosine + H2O
label_lc: 1-methyladenine + d-ribose => 1-methyladenosine + h2o