2-(o-Chlorophenyl)-2-(methylamino)cyclohexanone 6740-88-1 CI 581 base CLSTA 20 Cyclohexanone, 2-(2-chlorophenyl)-2-(methylamino)-, (.+-.)- Cyclohexanone, 2-(o-chlorophenyl)-2-(methylamino)- Cyclohexanone, 2-(o-chlorophenyl)-2-(methylamino)-, (.+-.)- Ketaject Ketalar base Ketamine Ketanest Ketolar NSC70151