preferred_name: 1-methylnicotinamide(in) => 1-methylnicotinamide(out)
preferred_name_lc: 1-methylnicotinamide(in) => 1-methylnicotinamide(out)
label: 1-methylnicotinamide(in) => 1-methylnicotinamide(out)
label_lc: 1-methylnicotinamide(in) => 1-methylnicotinamide(out)