You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethyl 4-[(S)-(3-fluorophenyl)-(6-hydroxy-2-methyl-[1,3]thiazolo[3,2-b][1,2,4]triazol-5-yl)methyl]piperazine-1-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C19H22FN5O3S
assistant