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 3-[[7-[[4-[[3-[dihydroxy(phosphanylidene)-lambda5-phosphanyl]phenyl]diazenyl]-2,5-diethoxyphenyl]diazenyl]-8-hydroxy-6-sulfonaphthalen-2-yl]carbamoyl]-2-methyl-4-phenylpentanoic acid .
user
C39H41N5O11P2S
assistant