for the following products
2,5-Bis(5-(tert-butyl)benzo[d]oxazol-2-yl)thiophene | 2,5-bis-(5'-tert-Butyl-2-benzoxazol-2-yl)thiophene (BBOT) | 2,5-bis-(5-tert-Butyl-2-benzoxazolyl)thiophene | 2,5-bis-5-tert-Butyl-2-benzoxazolylthiophene | B-184 | BBOT 150 | Fluorescent brightener | Fluorescent brightener OB (C.I.184) | Optical Brighter OB | Uvitex ob and Optical brightener OB (C.I.184)