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 (5Z)-5-(3-ethyl-1,3-benzothiazol-2-ylidene)-2-(3-hydroxyphenyl)imino-3-(2-phenylethyl)-1,3-thiazolidin-4-one .
user
C26H23N3O2S2
assistant