125440-27-9 Bgmemp Bis(2-((2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)methoxy)ethyl) 4-(methylsulfonyl)phenyl phosphate Bis(2-(guanin-9-ylmethoxy)ethoxy)-4-(methylsulfonyl)phenyl phosphate Phosphoric acid, bis(2-((2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)methoxy)ethyl) 4-(methylsulfonyl)phenyl ester