InChI=1/C31H38N4O4/c1-21(32)30(38)33-22(2)31(39)34-26(20-23-12-6-3-7-13-23)27(36)18-19-28(37)35-29(24-14-8-4-9-15-24)25-16-10-5-11-17-25/h3-17,21-22,26-27,29,36H,18-20,32H2,1-2H3,(H,33,38)(H,34,39)(H,35,37)/t21-,22-,26-,27-/m0/s1/f/h33-35H C3A593F690C7DAD5