أرسل هذا في رسالة قصيرة: MISCIBILITY AND INTERACTIONS IN BLENDS AND COMPLEXES OF PIPERAZINE-CONTAINING POLYMERS

   _____    _____                ___     ______   
  / ___//  |  ___||     ___     / _ \\  |      \\ 
  \___ \\  | ||__      /   ||  | / \ || |  --  // 
  /    //  | ||__     | [] ||  | \_/ || |  --  \\ 
 /____//   |_____||    \__ ||   \___//  |______// 
`-----`    `-----`      -|_||   `---`   `------`  
                         `-`