InChI=1/C21H27NO5/c1-21(2,11-20(26)16-6-4-3-5-7-16)22-12-19(25)14-27-13-15-8-17(23)10-18(24)9-15/h3-10,19,22-25H,11-14H2,1-2H3/p+1/t19-/m0/s1/fC21H28NO5/h22H/q+1 A843E81F8764B596