1. Use n - 2 - (2,1,3-benzodiazo-diazo-5-ethylamine) - 6 - (2,6-dichlorophenyl) pyridan 2,3-d pyridine-7-il - n '- (1,1-dimethylethyl) - urea, or a hydrate or a salt or one of the solutions to prepare an effective drug for polio treatment.

摘要

N - {2 - (2,1,3-benzodiazo-5-ylamino) - 6 - (2,6-dichlorophenyl) pyridine {2,3-d} pyridine-7-il} - n '- (1,1-dimetyl ether) - urea was used in the treatment of leukemia.