InChI=1/C29H30N2O4/c1-2-7-20-8-3-4-13-26(20)35-19-23(32)18-30-16-14-22(15-17-30)31-28(33)24-11-5-9-21-10-6-12-25(27(21)24)29(31)34/h2-6,8-13,22-23,32H,1,7,14-19H2/p+1/t23-/m1/s1/fC29H31N2O4/h30H/q+1 A7A3E1987407B85C