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 1-(9-hydroxy-2-azatricyclo[5.3.1.04,9]undecan-2-yl)-3-(4-thiophen-2-yl-1H-indol-3-yl)butan-1-one ?
user
C26H30N2O2S
assistant