You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (2S)-N-(4-aminobutyl)-1-[(3R,6S,9S,12S,15S)-6-(2-amino-2-oxoethyl)-15-[(4-hydroxyphenyl)methyl]-5,8,14,17-tetraoxo-9-propan-2-yl-12-(thiophen-2-ylmethyl)-1-thia-4,7,10,13,16-pentazacycloicosane-3-carbonyl]pyrrolidine-2-carboxamide into its molecular formula.
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C41H61N9O8S2
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