InChI=1/C19H28N4O4/c1-13(27-12-16-5-3-9-26-16)19(25)22-15-6-7-17(21-10-15)23-8-2-4-14(11-23)18(20)24/h6-7,10,13-14,16H,2-5,8-9,11-12H2,1H3,(H2,20,24)(H,22,25)/t13-,14+,16+/m1/s1/f/h22H,20H2 1FC827B9EB287348