002980: InChI=1.12Beta/C21H23NO3/c1-12(23)14-8-16-17(9-15(14)13(2)24)21(4)7-5-6-20(3,11-22)19(21)10-18(16)25/h1-4H3,5-7H2,8-9H,10H2,19H/t19-,20-,21+/m0/s1