Synonyms: (1S)-2-Oxobornane-10-sulphonic acid, compound with 7-(2-(diethylamino)ethyl)-3,7-dihydro-1,3-dimethyl-1H-purine-2,6-dione (1:1);Camphosulfonate de diethylaminoethyltheophylline [French];Theophylline, 7-(2-(diethylamino)ethyl)-, 2-oxobornanesulfonate (salt) (1:1);Bicyclo(2.2.1)heptane-1-methanesulfonic acid, 7,7-dimethyl-2-oxo-, (1S)-, compd. with 7-(2-(diethylamino)ethyl)-3,7-dihydro-1,3-dimethyl-1H-purine-2,6-dione (1:1);7-(2-Diethylaminoethyl)-1,3-dimethyl-purine-2,6-dione; [(1S,4R)-7,7-dimethyl-2-oxo-norbornan-1-yl]methanesulfonic acid;7-(2-(Diethylamino)ethyl)theophylline 2-oxobornanesulfonate;