You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 4-[[1-carboxy-2-(1H-indol-3-yl)ethyl]amino]-3-[[2-(2,6-diaminohexanoylamino)-4-methylsulfanylbutanoyl]amino]-4-oxobutanoic acid ?
user
C26H38N6O7S
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