InChI=1/C27H40N4O4/c1-20-14-21(2)17-31(16-20)26(33)19-30-12-10-29(11-13-30)18-25(32)28-22-6-7-23-24(15-22)35-27(34-23)8-4-3-5-9-27/h6-7,15,20-21H,3-5,8-14,16-19H2,1-2H3,(H,28,32)/t20-,21-/m1/s1/f/h28H F7CDA883C1A6762C