Metiapine

2-Methyl-11-(4-methylpiperazino)dibenzo[b,f][1,4]thiazepine

8-methyl-6-(4-methylpiperazin-1-yl)benzo[b][1,5]benzothiazepine

2-Methyl-11-(4-methyl-1-piperazinyl)dibenzo[b,f][1,4]thiazepine