You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S,3R,4R,5S,6R)-10-chloro-6-(4-cyanophenyl)-2,3-dihydroxy-5-(1-methylcyclohexa-2,4-dien-1-yl)-7-oxa-12-azatricyclo[6.4.0.02,6]dodeca-1(8),9,11-triene-4-carboxylic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H21ClN2O5
assistant