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 (4S)-4-[3-[2-[[[9H-fluoren-9-ylmethoxycarbonyl(methyl)amino]-methylamino]methyl]indol-1-yl]propanoylamino]-5-[2-[2-[2-(formylcarbamoylamino)ethoxy]ethoxy]ethylamino]-5-oxopentanoic acid .
user
C42H51N7O10
assistant