preferred_name: isoquinolin-1(2H)-one + AH2 => isoquinoline + A + H2O
preferred_name_lc: isoquinolin-1(2h)-one + ah2 => isoquinoline + a + h2o
label: isoquinolin-1(2H)-one + AH2 => isoquinoline + A + H2O
label_lc: isoquinolin-1(2h)-one + ah2 => isoquinoline + a + h2o