InChI=1/C24H28N4O4/c1-15(2)22-25-20-5-3-4-6-21(20)28(22)13-16-7-9-17(10-8-16)23(29)26-19-11-12-32-14-18(19)24(30)27-31/h3-10,15,18-19,31H,11-14H2,1-2H3,(H,26,29)(H,27,30)/t18-,19+/m0/s1/f/h26-27H 6BCAE95571CD3FCB