You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (9,9-dimethyl-3-oxa-9-azoniatricyclo[3.3.1.02,4]nonan-7-yl) 3-hydroxy-2-phenylpropanoate;methyl hydrogen sulfate ?
user
C19H28NO8S+
assistant