C[n+]1cc2c3c(ccc2c2ccc4cc5c(cc4c21)OCO5)OCO3.O=S(=O)([O-])O
Shorter prompt: PUBCHEM_BIOASSAY is a confirmatory assay for the protein target Cruzain in Trypanosoma cruzi. It is a direct single protein target assay and functional in nature. Related assays include 2158, 2249, 2161, and 1478. Does the molecule work for this assay?