2(3H)-Benzoxazolone 2-Benzoxazolinone 2-Benzoxazolol 2-Hydroxybenzoxazole 59-49-4 Benzoxazole, 2-hydroxy- Benzoxazolinone Benzoxazolone Carbamic acid, (2-hydroxyphenyl)-, .gamma.-lactone NSC3812 Usaf ek-5429 WLN: T56 BMVOJ