You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 2-[dimethylcarbamoyl(methyl)amino]-N-[(6S,7S,13S)-21-ethyl-6-methoxy-20-[2-[(1S)-1-methoxyethyl]pyridin-3-yl]-17,17-dimethyl-8,14-dioxo-15-oxa-4-thia-9,21,27,28-tetrazapentacyclo[17.5.2.12,5.19,13.022,26]octacosa-1(25),2,5(28),19,22(26),23-hexaen-7-yl]-3-methylbutanamide by IUPAC nomenclature, provide its molecular formula.
user
C44H60N8O7S
assistant