You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N'-(4-methylphenyl)sulfonyl-4-[(5Z)-4-oxo-2-sulfanylidene-5-(thiophen-2-ylmethylidene)-1,3-thiazolidin-3-yl]butanehydrazide ?
user
C19H19N3O4S4
assistant