4-hydroxychlorothalonil + chloride + 2 H(+) => chlorothalonil + H2O
4-hydroxychlorothalonil + chloride + 2 h(+) => chlorothalonil + h2o
4-hydroxychlorothalonil + chloride + 2 H(+) => chlorothalonil + H2O
4-hydroxychlorothalonil + chloride + 2 h(+) => chlorothalonil + h2o