9-methyl-3-thiophen-2-YI-thieno(3,2e)(1,2,4)thriazolo(4,pc) Pyrimidine-8-carboxylic acid ethyl ester
9-methyl-3-thiophen-2-yi-thieno(3,2e)(1,2,4)thriazolo(4,pc) pyrimidine-8-carboxylic acid ethyl ester