tert-butyl (2S)-4-methyl-2-(5-(4-(6-(((trifluoromethyl)sulfonyl)oxy)-2,2a,7,7a-tetrahydro-1H-cyclobuta[a]inden-3-yl)phenyl)-1H-imidazol-2-yl)-2,5-dihydro-1H-pyrrole-1-carboxylate