label: crotonobetainyl-CoA + reduced [electron-transfer flavoprotein] => 4-(trimethylamino)butanoyl-CoA + oxidized [electron-transfer flavoprotein] + H(+)
label_lc: crotonobetainyl-coa + reduced [electron-transfer flavoprotein] => 4-(trimethylamino)butanoyl-coa + oxidized [electron-transfer flavoprotein] + h(+)