1-Propanaminium, 3-(((ethyl(2-(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxo-7H-purin-7-yl)ethyl)amino)hydroxyphosphinyl)oxy)-N,N,N-trimethyl-, hydroxide, inner salt 70299-75-1 BRN 4042880 N-Ethyl-N-theophyllinyl-7'-ethylamidophosphate de (trimethylammonium-3)propyle [French]