InChI=1/C22H25NO4/c1-25-21-12-17-18(24)13-19(27-20(17)14-22(21)26-2)15-6-8-16(9-7-15)23-10-4-3-5-11-23/h6-9,12,14,19H,3-5,10-11,13H2,1-2H3/t19-/m1/s1 91210ACC9A06359B