Deconstructing flies
Naturals:`long (1)X, short (2)Y, Long (1)Z in calls or puts via verticals.
Combos: long Y straddle; short X, Z strangle (synthetic or iron fly).
132 asyms: long (1)W, short (3)Y, long (2)Z with the bull vert at twice the strike-width of the bear vert.
Call asyms and put...