1.14.13.14 trans-cinnamate 2-monooxygenase coumarin biosynthesis (via 2-coumarate) 2.4.1.114 2-coumarate O-beta-glucosyltransferase coumarin biosynthesis (via 2-coumarate) 3.2.1.21 beta-glucosidase coumarin biosynthesis (via 2-coumarate)