Keywords: Dyphylline.png en i drew this anyone can use it 2009-06-23 Own Meodipt wikipedia en Meodipt Original upload log page en wikipedia Dyphylline png 2009-06-23 10 58 Meodipt 418×334 13471 bytes <nowiki>i drew this anyone can use it </nowiki> Vicinal diols Xanthines Respiratory system drugs Phosphodiesterase inhibitors |