005022: InChI=1.12Beta/C21H24O4/c1-21(2,15-3-7-17(8-4-15)22-11-19-13-24-19)16-5-9-18(10-6-16)23-12-20-14-25-20/h1-2H3,3-10H,11-14H2,19-20H/t19-,20-/m0/s1