3,5-dioxohexanoate + H(+) => triacetate lactone + H2O
3,5-dioxohexanoate + h(+) => triacetate lactone + h2o
3,5-dioxohexanoate + H(+) => triacetate lactone + H2O
3,5-dioxohexanoate + h(+) => triacetate lactone + h2o