InChI=1S/2C18H21NO4.C8H6O4/c2*1-19-8-7-17-14-10-3-4-12(22-2)15(14)23-16(17)11(20)5-6-18(17,21)13(19)9-10;9-7(10)5-1-2-6(4-3-5)8(11)12/h2*3-4,13,16,21H,5-9H2,1-2H3;1-4H,(H,9,10)(H,11,12)/t2*13-,16+,17+,18-;/m11./s1