You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(1S,2S,4S,6S,7S)-1-(bromomethyl)-10,10-dimethyl-3-oxatricyclo[5.2.1.02,6]decan-4-ol is the IUPAC name of a molecule. Please give its molecular formula.
user
C12H19BrO2
assistant