Mirtazapine EP Impurity C

Chemical Name: Mirtazapine EP Impurity C ; Mirtazapine USP RC C ; Mirtazapine Lactam ; 2-Methyl-3,4,10,14b-tetrahydrobenzo[c]pyrazino[1,2-a]pyrido[3,2-f]azepin-1(2H)-one ; 1-Ketomirtazapine ; 10-Ketomirtazapine

Smile: O=C1N(C)CCN2C1C3=CC=CC=C3CC4=CC=CN=C42