InChI=1/C28H34N2O4/c1-20(30-18-27(33)24-10-11-26(32)25(17-24)19-31)14-22-8-5-9-23(15-22)16-28(34)29-13-12-21-6-3-2-4-7-21/h2-11,15,17,20,27,30-33H,12-14,16,18-19H2,1H3,(H,29,34)/p+1/t20-,27+/m1/s1/fC28H35N2O4/h29-30H/q+1 3DBD003B27D65ECF