You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 2-[4-chloro-6-[cyclohexyl(methyl)amino]pyrimidin-2-yl]sulfanyl-N-(2-piperidin-1-ium-1-ylethyl)acetamide .
user
C20H33ClN5OS+
assistant