[Research on dimethylxanthine.  II.  Acetonyl derivatives of 1-3 dimethylxanthine].
D012106:Research; D013806:Theophylline / Q000031:analogs & derivatives
D013806:Theophylline
THEOPHYLLINE/derivatives
Ricerche sulle dimetil-xantine.  II.  Acetonil derivati della 1-3 dimetil-xantina.