2(3H)-Benzoxazolone, 3-(chloroacetyl)-6-(4-chlorobenzoyl)- 3-(Chloroacetyl)-6-(4-chlorobenzoyl)-2(3H)-benzoxazolone 3-Kloroasetil-6-(4-klorobenzoil)-2(3H)-benzoksazolon [Turkish] 95923-42-5