You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S)-2-[[[4-[3-(diaminomethylideneamino)phenyl]-4-oxobutanoyl]amino]methyl]-4-[2,6-dichloro-4-(1H-indol-6-yl)phenyl]-4-oxobutanoic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C30H27Cl2N5O5
assistant