InChI=1/C27H28O6/c1-19(2)24-16-27(17-28,33-26(24)30)18-32-25(29)14-15-31-23-12-10-22(11-13-23)9-8-21-6-4-20(3)5-7-21/h4-7,10-13,28H,14-18H2,1-3H3/t27-/m1/s1 3E5C978A1CCB233E