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system
Provide the molecular formula for the IUPAC named substance N,N'-diamino-4-[1-[(3E)-16-(3-azabicyclo[3.2.1]octan-3-yl)-21-ethenyl-7,25-bis[1-(2-ethyl-5-methylpyrazol-3-yl)ethenylamino]-1,6,8,24-tetrazapentacyclo[17.6.1.16,9.023,26.013,27]heptacosa-3,7,9,11,13(27),19(26),20,22,24-nonaen-11-yl]ethenylamino]butanimidamide .
user
C54H72N16
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