4-thiazolidinone, 5-[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]- 5-(3,5-di-tert-butyl-4-hydroxybenzyl)-1,3-thiazolidin-4-one InChI=1/C18H27NO2S/c1-17(2,3)12-7-11(9-14-16(21)19-10-22-14)8-13(15(12)20)18(4,5)6/h7-8,14,20H,9-10H2,1-6H3,(H,19,21