You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1-methyl-5,7-dioxa-1-azoniapentacyclo[11.8.0.03,11.04,8.014,19]henicosa-3(11),4(8),9,14(19),15,17-hexaen-17-ol into its molecular formula.
user
C19H20NO3+
assistant