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 ethyl 4-amino-2-[(4-amino-5-ethoxycarbonylpyrimidin-2-yl)disulfanyl]pyrimidine-5-carboxylate .
user
C14H16N6O4S2
assistant