What is the molecular formula of the compound with this IUPAC name (2S)-2-[3-acetamido-2-[5-[2-[[2-bromo-4-(1,4,8,11-tetrazacyclotetradec-1-ylmethyl)phenyl]methylamino]ethylcarbamoyl]-3-ethyl-2-[(3,4,5-trihydroxy-6-methyloxan-2-yl)methyl]cyclohexyl]oxy-5-hydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-3-cyclohexylpropanoic acid ?