InChI=1S/C20H37N3O4/c1-7-8-9-16(12-24)23(15(6)25)20(27)18(11-14(4)5)22-19(26)17(21)10-13(2)3/h12-14,16-18H,7-11,21H2,1-6H3,(H,22,26)