InChI=1S/C23H27NO.C6H8O7/c1-24-18-12-13-19(24)15-20(14-18)25-23-21-8-4-2-6-16(21)10-11-17-7-3-5-9-22(17)23;7-3(8)1-6(13,5(11)12)2-4(9)10/h2-9,18-20,23H,10-15H2,1H3;13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)/t18-,19+,20+;