InChI=1/C28H31N5O4/c1-4-20-9-10-21(37-20)16-29-19-13-23-25(32-17(2)34)26(28(35)36-3)33(27(23)31-15-19)12-11-18-14-30-24-8-6-5-7-22(18)24/h5-10,13,15,25-26,29H,4,11-12,14,16H2,1-3H3,(H,32,34)/p+2/t25-,26+/m1/s1/fC28H33N5O4/h30-32H/q+2 396AB3E3FBA0E35D