InChI=1/C27H30N2O2/c1-4-20(2)29-26(30)24-15-8-9-16-25(24)28-27(29,3)22-13-10-14-23(19-22)31-18-17-21-11-6-5-7-12-21/h5-16,19-20,28H,4,17-18H2,1-3H3/t20-,27-/m0/s1 91F8F7668D87EC92