1,3-Dwumetylo-7-(beta,gamma-dwuhydroksypropylo)-8-(N-karboetoksyaminometylo)ksantyne [Polish] Carbamic acid, ((7-(2,3-dihydroxypropyl)-1,3-dimethyl-2,6-dioxo-7H-purin-8-yl)methyl)-, ethyl ester EZ7522000