InChI=1/C20H27N3O6/c1-27-19(25)7-4-16-2-5-18(6-3-16)29-15-17(24)14-21-8-9-22-20(26)23-10-12-28-13-11-23/h2-3,5-6,17,21,24H,8-15H2,1H3,(H,22,26)/p+1/t17-/m1/s1/fC20H28N3O6/h21-22H/q+1 CF45E695C1699DEB