InChI=1/C18H26N2O4/c1-12-5-3-4-6-17(12)24-10-9-19-18(23)15-11-14(20-13(2)21)7-8-16(15)22/h7-8,11-12,17,22H,3-6,9-10H2,1-2H3,(H,19,23)(H,20,21)/t12-,17-/m0/s1/f/h19-20H 369C1E7A19B8B88D