11',29'-di-tert-butyl-5',17',23',35',38',40',43',45'-octamethyl-7',15',25',33'-tetraoxadispiro[cyclohexane-1,2'-heptacyclo[32.2.2.2~3,6~.2~16,19~.2~21,24~.1~9,13~.1~27,31~]hexatetracontane-20',1''-cyclohexane]-1'(36'),3',5',9'(44'),10',12',16',18',21',23'
CAS No. 7237-23-2