You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 1,3-bis[[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxycarbonylamino]propan-2-yl N-[2-(dioctadecylamino)-2-oxoethyl]carbamate is given. What is its corresponding molecular formula?
user
C56H106N4O17
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