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system
Provide the molecular formula for the IUPAC named substance (E)-but-2-enedioic acid;methyl 2-[2-[4-(2-tricyclo[9.4.0.03,8]pentadeca-1(15),3,5,7,9,11,13-heptaenylidene)piperidin-1-yl]ethoxy]acetate .
user
C29H31NO7
assistant