InChI=1/C28H31N3O3/c1-18(2)16-20-12-14-21(15-13-20)19(3)29-25(32)17-31-26(33)28(4,30-27(31)34)24-11-7-9-22-8-5-6-10-23(22)24/h5-15,18-19H,16-17H2,1-4H3,(H,29,32)(H,30,34)/t19-,28+/m1/s1/f/h29-30H 46E24C958BE3B396