7,21,32,46-Tetrakis(3,5-ditert-butylphenyl)-14,39-dioxaheptadecacyclo[28.20.2.22,5.29,12.234,37.03,26.04,23.06,22.08,20.010,19.011,16.027,51.031,47.033,45.035,44.036,41.048,52]octapentaconta-1,3,5,7,9,11,16,18,20,22,24,26,28,30,32,34(54),35(44),36(41),37(53),42,45,47,49,51,55,57-hexacosaene-13,15,38,40-tetrone | 1149749-45-0