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system
17-[3-[2-(1-amino-2-phenylmethoxyethyl)-4,6-dimethoxyphenyl]-4-methoxyphenyl]-23-[2-[bis(4-methoxyphenyl)methylimino]-2-hydroxyethyl]-13,27-bis[[tert-butyl(dimethyl)silyl]oxy]-10,30-dichloro-16,19,25-trihydroxy-26-[[1-hydroxy-4-methyl-2-[methyl-[(2-methylpropan-2-yl)oxycarbonyl]amino]pentylidene]amino]-35-(pyrrolidin-1-yldiazenyl)-2,8-dioxa-15,18,21,24-tetrazapentacyclo[26.2.2.29,12.13,7.05,20]pentatriaconta-1(30),3(35),4,6,9,11,15,18,24,28,31,33-dodecaene-14-carboxylic acid The above is the IUPAC name of a molecule. Write its molecular formula.
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C99H127Cl2N11O19Si2
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