Conformations of BIC.
A, in co-complex with CYP46A1 (both isomers are shown, S- is in magenta, and R- is in gray). B, in co-complex with the AR (37). C–F, in structures of BIC alone (39–41), and G, in the computed structure (42). The nitrogen, oxygen, fluorine and sulfur atoms are in blue, red, pale cyan, and yellow, respectively.