2-Amino-1,9-dihydro-9-(2-hydroxyethyl)-6H-purin-6-one; 9-(2'-Hydroxyethyl)guanine; NSC 40668; Acyclovir Impurity P; Aciclovir EP Impurity P
2-Amino-1,9-dihydro-9-(2-hydroxyethyl)-6H-purin-6-one; 9-(2'-Hydroxyethyl)guanine; NSC 40668; Acyclovir Impurity P; Aciclovir EP Impurity P