label: (3R)-3-hydroxy-16-methoxy-2,3-dihydrotabersonine + S-adenosyl-L-methionine => deacetoxyvindoline + S-adenosyl-L-homocysteine + H(+)
label_lc: (3r)-3-hydroxy-16-methoxy-2,3-dihydrotabersonine + s-adenosyl-l-methionine => deacetoxyvindoline + s-adenosyl-l-homocysteine + h(+)