You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 1-[(1R,2S)-2-cyclohexylcyclopropyl]-3-[(1-ethyl-3,5-dimethylpyrazol-4-yl)methyl]urea using the IUPAC nomenclature.
user
C18H30N4O
assistant