Etofylline cIofibrate

yl-2,6-dioxo-7h-purin-7-yl)ethylester

1-(7-theophyllinyl)-2-ethyl(2-(p-chlorophenoxy)isobutyrate)

1-(theophyllin-7-yl)-aethyl-22-(p-chlorphenoxy)-2-methylpropionat