You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(5S)-5-[[(4S,4aR,8aR)-2,4-diphenyl-4,4a,5,6,7,8-hexahydrothiochromen-8a-yl]sulfanylmethyl]-4,5-dihydro-1,3-thiazol-2-amine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H28N2S3
assistant