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What is the molecular formula of the molecule 2-[(2S,5S,8S,11S)-8-[(3S)-3-amino-2-oxo-1-phenylbutyl]-11-[(2S)-butan-2-yl]-5-(hydroxymethyl)-3,6,9,12-tetraoxo-1,4,7,10-tetrazacyclododec-2-yl]acetic acid ?
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C25H35N5O8
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