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 2-[tert-butyl(dimethyl)silyl]oxy-2-[7-[[(carboxyamino)-[(2-methylpropan-2-yl)oxycarbonylamino]methylidene]amino]heptanoylamino]acetic acid .
user
C22H42N4O8Si
assistant