63885-81-4

D-736 10H-Pyrido[3,2-b][1,4]benzothiazine-10-carboxylic acid 2-(4-methylpiperazino)ethyl ester benzo[b]pyrido[2,3-e][1,4]thiazine-10-carboxylic acid 2-(4-methyl-piperazin-1-yl)-ethyl ester 10H-Pyrido[3,2-b][1,4]benzothiazine-10-carboxylic acid, 2-(4-methyl-1-piperazinyl)ethyl ester