InChI=1S/C54H52O19/c55-22-39-45(62)47(64)49(66)53(72-39)68-34-17-28(15-32(60)18-34)42-43-36(19-33(61)20-37(43)70-51(42)25-5-11-30(58)12-6-25)44-41-27(4-1-24-2-9-29(57)10-3-24)16-35(69-54-50(67)48(65)46(63)40(23-56)73-54)21-38(41)71-52(44)26-7-13-31(59)14-8-26/h1-21,39-40,42,44-67H,22-23H2/b4-1-/t39-,40-,42-,44?,45-,46-,47+,48+,49-,50-,51+,52-,53-,54-/m1/s1