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system
What is the molecular formula of the molecule identified by [(2R,3S,5S)-3-(4-methylbenzoyl)oxy-5-(6-methyl-7-methylsulfanyl-2,5-dioxopyrido[3,4-b]pyrazin-1-yl)oxolan-2-yl]methyl 4-methylbenzoate ?
user
C30H29N3O7S
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