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system
What is the molecular formula of the molecule identified by 2-[(5S,11S,17S,20R,23S)-23-(4-aminobutyl)-5-benzyl-17-[3-(diaminomethylideneamino)propyl]-2-[2-(2-methoxyethoxy)ethylcarbamoyl]-20-[(methyldisulfanyl)methyl]-4,7,10,13,16,19,22,25-octaoxo-1-thia-3,6,9,12,15,18,21,24-octazacyclohexacos-11-yl]acetic acid ?
user
C42H67N13O13S3
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