You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-(8-azabicyclo[3.2.1]octan-3-yl)-N-[(2-methyl-1,3-thiazol-5-yl)methyl]acetamide;dihydrochloride is the IUPAC name of a molecule. Please give its molecular formula.
user
C14H23Cl2N3OS
assistant