114778-60-8 2-Amino-1,9-dihydro-9-(3-hydroxypropoxy)-6H-purin-6-one 6H-Purin-6-one, 2-amino-1,9-dihydro-9-(3-hydroxypropoxy)- 9-(3-Hydroxypropoxy)guanine Brl 44385 Brl-44385