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system
Provide the molecular formula for the IUPAC named substance (4R,7S,10S,13R,16S,19S)-10-(4-aminobutyl)-N-[1-amino-3-(4-chlorophenyl)-1-oxopropan-2-yl]-19-[[(2S)-2-amino-3-(4-chlorophenyl)propanoyl]amino]-13-[(4-carbamoylphenyl)methyl]-7-[(1R)-1-hydroxyethyl]-16-[(4-hydroxyphenyl)methyl]-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentazacycloicosane-4-carboxamide .
user
C53H65Cl2N11O11S2
assistant