N-methyl-3-hydroxy-4,5-dimethoxyphenethylamine + S-adenosyl-L-homocysteine + H(+) => 3-hydroxy-4,5-dimethoxyphenethylamine + S-adenosyl-L-methionine
n-methyl-3-hydroxy-4,5-dimethoxyphenethylamine + s-adenosyl-l-homocysteine + h(+) => 3-hydroxy-4,5-dimethoxyphenethylamine + s-adenosyl-l-methionine
N-methyl-3-hydroxy-4,5-dimethoxyphenethylamine + S-adenosyl-L-homocysteine + H(+) => 3-hydroxy-4,5-dimethoxyphenethylamine + S-adenosyl-L-methionine
n-methyl-3-hydroxy-4,5-dimethoxyphenethylamine + s-adenosyl-l-homocysteine + h(+) => 3-hydroxy-4,5-dimethoxyphenethylamine + s-adenosyl-l-methionine