You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 2-[2-(1-adamantyl)-2-oxoethyl]sulfanyl-5-(4-methylphenyl)-3-prop-2-enylthieno[2,3-d]pyrimidin-4-one .
user
C28H30N2O2S2
assistant