You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-amino-3,6-bis[[5-[(4-chloro-6-methoxy-1H-1,3,5-triazin-2-ylidene)amino]-2-sulfophenyl]diazenyl]-5-hydroxynaphthalene-2,7-disulfonic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C30H23Cl2N13O15S4
assistant