InChI=1S/C16H21N3.C6H8O7/c1-18(2)12-13-19(16-10-6-7-11-17-16)14-15-8-4-3-5-9-15;7-3(8)1-6(13,5(11)12)2-4(9)10/h3-11H,12-14H2,1-2H3;13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)