You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-cyclohexyl-3-[(2S,3S,6R)-2-(hydroxymethyl)-6-(2-morpholin-4-yl-2-oxoethyl)-3,6-dihydro-2H-pyran-3-yl]urea The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H31N3O5
assistant