132-89-8 2-(.beta.-chloroethyl)-2,3-dihydro-4-oxo(benzo-1,3-oxazine) 2-(2-Chloroethyl)-2,3-dihydro-4-oxo-1,3-benzoxazine 2-(2-Chloroethyl)-2,3-dihydro-4H-1,3-benzoxazin-4-one 2-(2-Chloroethyl)-3-aza-4-chromanone 4-Oxo-2-(.beta.-chloroethyl)-2,3-dihydrobenzo-1,3-oxazine 4H-1,3-Benzoxazin-4-one, 2-(2-chloroethyl)-2,3-dihydro- AP 67 Apirazin Chlorethylbenzmethoxazone Chlorthenoxazin Chlorthenoxazine NSC525254 Reumagrip Valmorin Valtorin WLN: T66 BVM EO DHJ D2G