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 N-(2-aminoethyl)-3-[[4-(3-chloro-4-methylphenyl)-5-(2-methylpropyl)-1,3-thiazol-2-yl]amino]thiophene-2-carboxamide .
user
C21H25ClN4OS2
assistant