You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3S,6S,9S,15S,18S,21S,27R,30S,33R,36S,39S,42S,45S,48S)-N,15-bis(2-amino-2-oxoethyl)-30-(3-aminopropyl)-36-butyl-42-(hydroxymethyl)-21-[(4-hydroxyphenyl)methyl]-6-(1H-imidazol-5-ylmethyl)-39,45-bis(1H-indol-3-ylmethyl)-18,19,33,37-tetramethyl-10-methylidene-3-(2-methylpropyl)-2,5,8,14,17,20,23,29,32,35,38,41,44,47-tetradecaoxo-34-propyl-25-thia-1,4,7,13,16,19,22,28,31,34,37,40,43,46-tetradecazatricyclo[46.3.0.09,13]henpentacontane-27-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C90H124N22O19S
assistant