label: 1,6-dihydroxyphenazine + S-adenosyl-L-methionine <=> 1-hydroxy-6-methoxyphenazine + S-adenosyl-L-homocysteine + H(+)
label_lc: 1,6-dihydroxyphenazine + s-adenosyl-l-methionine <=> 1-hydroxy-6-methoxyphenazine + s-adenosyl-l-homocysteine + h(+)