InChI=1S/C16H23NO7/c18-11-12(19)14(15(21)22)24-16(13(11)20)23-9-5-1-2-6-10-7-3-4-8-17-10/h3-4,7-8,11-14,16,18-20H,1-2,5-6,9H2,(H,21,22)