(Carboxy-methyl)-7 (pyridyl-3' methyl)-8 theophylline [French] 1,3-Dimethyl-2,6-dioxo-8-(3-pyridylmethyl)-1,2,3,6-tetrahydropurine-7-acetic acid 28345-98-4 5-26-19-00156 (Beilstein Handbook Reference) 7H-Purine-7-acetic acid, 1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxo-8-(3-pyridylmethyl)- BRN 1174973 NV 14 Theophylline, 7-carboxymethyl-9-(3-pyridylmethyl)-