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