InChI=1/C17H19NO3/c19-11-14-7-3-4-8-18(14)17(21)15-9-12-5-1-2-6-13(12)10-16(15)20/h1-2,5-6,9-10,14,19-20H,3-4,7-8,11H2/t14-/m1/s1 A4D9481E5B809F4F