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 (2S)-2-[[2-[[5-[[1-[[(1S)-1-carboxy-2-sulfoethyl]amino]-1-oxo-3-sulfopropan-2-yl]carbamoyl]-2,4-bis(2-oxo-2-phenylmethoxyacetyl)benzoyl]amino]-3-sulfopropanoyl]amino]-3-sulfopropanoic acid .
user
C38H38N4O26S4
assistant