2'-Deoxy-N-((dimethylamino)methylene)-2'-(((methylnitrosoamino)carbonyl)amino)guanosine 70865-75-7 BRN 1195794 Guanosine, 2'-deoxy-N-((dimethylamino)methylene)-2'-(((methylnitrosoamino)carbonyl)amino)- N(sup 2)-Dimethylaminomethylene-2'-deoxy-2'-(3-methyl-3-nitrosoureido)guanosine