label: hexanoyl-CoA + oxidized [electron-transfer flavoprotein] + H(+) <=> (2E)-hexenoyl-CoA + reduced [electron-transfer flavoprotein]
label_lc: hexanoyl-coa + oxidized [electron-transfer flavoprotein] + h(+) <=> (2e)-hexenoyl-coa + reduced [electron-transfer flavoprotein]