nitrous oxide + a menaquinone + H2O => a menaquinol + 2 nitric oxide
nitrous oxide + a menaquinone + h2o => a menaquinol + 2 nitric oxide
nitrous oxide + a menaquinone + H2O => a menaquinol + 2 nitric oxide
nitrous oxide + a menaquinone + h2o => a menaquinol + 2 nitric oxide