77444-81-6 Clofibric acid ester of dyphylline Diprophylline clofibrinate Dyphylline clofibrinate Propanoic acid, 2-(4-chlorophenoxy)-2-methyl-, 2-hydroxy-3-(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxo-7H-purin-7-yl)propyl ester