103442-82-6 2,6-Di-tert-butylnaphthalinedisulfonic acid 1-dimethylamino-3,3-diphenylhexanone-(4) 2,6-NAPHTHALENEDISULFONIC ACID, 3,7-DI-tert-BUTYL-, compd. with 6-(DIMETHYLAMINO 2,6-Naphthalenedisulfonic acid, 3,7-di-tert-butyl-, compd. with 6-(dimethylamino)-4,4-diphenyl-3-hexanone R 522