發送短信 : Osmium- and ruthenium-antimony carbonyl clusters and rings

   _____    _____    ______     ______    ____    
  / ___//  |  ___|| |      \\  /_   _//  |  _ \\  
  \___ \\  | ||__   |  --  //   -| ||-   | |_| || 
  /    //  | ||__   |  --  \\   _| ||_   | .  //  
 /____//   |_____|| |______//  /_____//  |_|\_\\  
`-----`    `-----`  `------`   `-----`   `-` --`