You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (1R,2S,3R,4R)-3-[bis(1H-imidazol-5-ylmethyl)amino]-4-pyridin-3-ylcyclopentane-1,2-diol into molecular formula.
user
C18H22N6O2
assistant