InChI=1/C31H38N2O4/c1-31(2,3)37-30(36)33-27(20-24-15-9-5-10-16-24)28(34)21-26(19-23-13-7-4-8-14-23)29(35)32-22-25-17-11-6-12-18-25/h4-18,26-28,34H,19-22H2,1-3H3,(H,32,35)(H,33,36)/t26-,27+,28+/m1/s1/f/h32-33H CD7DE3FB50AF380C