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system
Provide the molecular formula for the IUPAC named substance 12,26-di(dibenzothiophen-4-yl)-2,16-dioxa-12,26-diazaheptacyclo[15.11.0.03,15.05,13.06,11.019,27.020,25]octacosa-1(17),3(15),4,6,8,10,13,18,20,22,24,27-dodecaene .
user
C48H26N2O2S2
assistant