Text this: Biomolecule-assisted solvothermal synthesis of coral-like Bi<inf>2</inf>S<inf>3</inf>nanostructures

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