You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(4R,5R,8R)-2-[[(2R,6R)-4-(2-chloroprop-2-enyl)-6-methylmorpholin-2-yl]oxymethyl]-9-formyl-5-methyl-13-propan-2-yltetracyclo[7.4.0.02,11.04,8]tridec-12-ene-1-carboxylic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C28H40ClNO5
assistant