label: 1-hydroxy-6-methoxyphenazine N(10)-oxide + S-adenosyl-L-methionine <=> 1,6-dimethoxyphenazine N(5)-oxide + S-adenosyl-L-homocysteine
label_lc: 1-hydroxy-6-methoxyphenazine n(10)-oxide + s-adenosyl-l-methionine <=> 1,6-dimethoxyphenazine n(5)-oxide + s-adenosyl-l-homocysteine