InChI=1/C26H26O4/c27-23-16-14-21(15-17-23)25(12-4-9-20-7-2-1-3-8-20)22-10-5-11-24(19-22)30-18-6-13-26(28)29/h1-3,5,7-8,10-12,14-17,19,27H,4,6,9,13,18H2,(H,28,29)/p-1/b25-12+/fC26H25O4/q-1 E79A90A52DC19B17