preferred_name: (R)-6-O-methylnorprotosinomenine + S-adenosyl-L-homocysteine + H(+) => (R)-norprotosinomenine + S-adenosyl-L-methionine
preferred_name_lc: (r)-6-o-methylnorprotosinomenine + s-adenosyl-l-homocysteine + h(+) => (r)-norprotosinomenine + s-adenosyl-l-methionine
label: (R)-6-O-methylnorprotosinomenine + S-adenosyl-L-homocysteine + H(+) => (R)-norprotosinomenine + S-adenosyl-L-methionine
label_lc: (r)-6-o-methylnorprotosinomenine + s-adenosyl-l-homocysteine + h(+) => (r)-norprotosinomenine + s-adenosyl-l-methionine