InChI=1S/C24H28I2O4/c25-21-11-7-9-19(15-21)17-29-23(27)13-5-3-1-2-4-6-14-24(28)30-18-20-10-8-12-22(26)16-20/h7-12,15-16H,1-6,13-14,17-18H2