You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[4-[4-(thiiran-2-ylmethylsulfonyl)phenoxy]phenyl] (2S)-2-[[(2S)-2-amino-5-(diaminomethylideneamino)pentanoyl]amino]-5-(diaminomethylideneamino)pentanoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H38N8O6S2
assistant