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system
Provide the molecular formula for the IUPAC named substance methyl 3-[(21S,22S)-16-(acetylsulfanylmethyl)-11-ethyl-4-hydroxy-12,17,21,26-tetramethyl-7,23,24,25-tetrazahexacyclo[18.2.1.15,8.110,13.115,18.02,6]hexacosa-1,4,6,8(26),9,11,13(25),14,16,18(24),19-undecaen-22-yl]propanoate .
user
C35H38N4O4S
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