Chemical Name: 1,4-Bis (dibenzo [b,f][1,4]thiazepin-11-yl)piperazine;11,11'-(1,4-Piperazinediyl)bis-dibenzo[b,f][1,4]thiazepine
Synonym: Quetiapine Dimer Impurity; Quetiapine EP Impurity D; Quetiapine Impurity QTP-04
Smile: N1(C2=NC3=CC=CC=C3SC4=CC=CC=C24)CCN(C5=NC6=CC=CC=C6SC7=CC=CC=C57)CC1