N-carbamoylbenzo[b][1]benzazepine-11-carboxamide; (5H-dibenzo[b,f]azepin-5-ylcarbonyl)urea; N-carbamoylcarbamazepine; 5H-Dibenzo[b,f]azepin-5-ylcarbonylurea; N-Carbamoyl-5H-dibenzo[b,f]azepine-5-carboxamide; N-(Aminocarbonyl)-5H-dibenz[b,f]azepine-5-carboxamide; Carbamazepine USP Impurity C;N-Carbamoylcarbamazepine