９Ｅ−１５−（２−ピロリジン−１−イル−エトキシ）−７，１２，２５−トリオキサ−１９，２１，２４−トリアザ−テトラシクロ［１８．３．１．１（２，５）．１（１４，１８）］ヘキサコサ−１（２４），２，４，９，１４，１６，１８（２６），２０，２２−ノナエンのクエン酸塩

摘要

The present invention relates to certain salts of a 9E-15-(2-pyrrolidin-1-yl-ethoxy)-7,12,25-trioxa-19,21,24-triaza-tetracyclo[18.3.1.1(2,5).1(14,18)]hexacosa-1(24),2,4,9,14,16,18(26),20,22-nonaene (Compound I) which have been found to have improved properties. In particular the present invention relates to the citrate salt of this compound. The invention also relates to pharmaceutical compositions containing the citrate salt and methods of use of the citrate salt in the treatment of certain medical conditions.