InChI=1S/C17H27NO3.C4H4O4/c1-10-5-6-12-13(9-18(3)4)16(19)21-15(12)14-11(10)7-8-17(14,2)20;5-3(6)1-2-4(7)8/h12-15,20H,5-9H2,1-4H3;1-2H,(H,5,6)(H,7,8)/b;2-1+/t12-,13-,14-,15-,17+;/m0./s1