You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 4-[[4-(N'-butan-2-ylcarbamimidoyl)-3-oxo-1,2-thiazol-5-yl]amino]-2-methyl-N-pyrimidin-5-ylbenzamide .
user
C20H23N7O2S
assistant