(E)-4-coumaroyl-CoA + 3 malonyl-CoA + 3 H(+) = 2',4,4',6'-tetrahydroxychalcone + 3 CO2 + 4 CoA
(e)-4-coumaroyl-coa + 3 malonyl-coa + 3 h(+) = 2',4,4',6'-tetrahydroxychalcone + 3 co2 + 4 coa
(E)-4-coumaroyl-CoA + 3 malonyl-CoA + 3 H(+) = 2',4,4',6'-tetrahydroxychalcone + 3 CO2 + 4 CoA
(e)-4-coumaroyl-coa + 3 malonyl-coa + 3 h(+) = 2',4,4',6'-tetrahydroxychalcone + 3 co2 + 4 coa