85352-97-2 C-1,N-Pdgu Cyclic 1,N(2)-propanodeoxyguanosine Pyrimido(1,2-a)purin-10(3H)-one, 3-(2-deoxy-beta-D-erythro-pentofuranosyl)-5,6,7,8-tetrahydro-8-hydroxy-6-methyl-, (6R-trans)-