a ubiquinol + n Na(+)(out) + NAD(+) => a ubiquinone + n Na(+)(in) + NADH + H(+)
a ubiquinol + n na(+)(out) + nad(+) => a ubiquinone + n na(+)(in) + nadh + h(+)
a ubiquinol + n Na(+)(out) + NAD(+) => a ubiquinone + n Na(+)(in) + NADH + H(+)
a ubiquinol + n na(+)(out) + nad(+) => a ubiquinone + n na(+)(in) + nadh + h(+)