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system
Provide the molecular formula for the IUPAC named substance [6-[(5S)-3-(methoxymethyl)-5-methyl-6,8-dihydro-5H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl]pyrazin-2-yl]-(4-methylpiperazin-1-yl)methanone .
user
C18H26N8O2
assistant