You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [2-[[2-[[(2S,4S)-4-(ethylamino)-2-methyl-1,1-dioxo-3,4-dihydro-2H-thieno[2,3-b]thiopyran-6-yl]sulfonylamino]-2-oxoethyl]-methylamino]-2-oxoethyl] 3-(butylamino)-4-phenoxy-5-sulfamoylbenzoate into molecular formula.
user
C32H41N5O11S4
assistant