1H-Purine-2,6-dione, 3,7-dihydro-1,3-dimethyl-, compd. with 1,2-ethanediamine (2:1), mixt. with 3,7-dihydro-1,3-dimethyl-1H-purine-2,6-dione 95646-60-9 Pulmophyllin (new) Pulmophylline (new)