| Enumerator | 
|---|
| JellyRoll  | 'A'  | JellyRoll.  
 | 
| Butterfly  | 'B'  | Butterfly.  
 | 
| CallOrPutCabinet  | 'C'  | CallOrPutCabinet.  
 | 
| Spread  | 'D'  | Spread.  
 | 
| CalendarSpread  | 'E'  | CalendarSpread.  
 | 
| DiagonalCalendarSpread  | 'F'  | DiagonalCalendarSpread.  
 | 
| Guts  | 'G'  | Guts.  
 | 
| TwoByOneRatioSpread  | 'H'  | TwoByOneRatioSpread.  
 | 
| IronButterfly  | 'I'  | IronButterfly.  
 | 
| Combo  | 'J'  | Combo.  
 | 
| Strangle  | 'K'  | Strangle.  
 | 
| Ladder  | 'L'  | Ladder.  
 | 
| Strip  | 'M'  | Strip.  
 | 
| StraddleCalendarSpread  | 'N'  | StraddleCalendarSpread.  
 | 
| Pack  | 'O'  | Pack.  
 | 
| DiagonalStraddleCalendarSpread  | 'P'  | DiagonalStraddleCalendarSpread.  
 | 
| SimpleInterCommoditySpread  | 'Q'  | SimpleInterCommoditySpread.  
 | 
| ConversionReversal  | 'R'  | ConversionReversal.  
 | 
| Straddle  | 'S'  | Straddle.  
 | 
| VolatilityTrade  | 'V'  | VolatilityTrade.  
 | 
| Condor  | 'W'  | Condor.  
 | 
| Box  | 'X'  | Box.  
 | 
| Bundle  | 'Y'  | Bundle.  
 | 
| ReducedTickSpread  | 'Z'  | ReducedTickSpread.  
 | 
| LadderVersusUnderlying  | 'a'  | LadderVersusUnderlying.  
 | 
| ButterflyVersusUnderlying  | 'b'  | ButterflyVersusUnderlying.  
 | 
| CallSpreadVersusPutVersusUnderlying  | 'c'  | CallSpreadVersusPutVersusUnderlying.  
 | 
| CallOrPutSpreadVersusUnderlying  | 'd'  | CallOrPutSpreadVersusUnderlying.  
 | 
| CallOrPutCalendarSpreadVersusUnderlying  | 'e'  | CallOrPutCalendarSpreadVersusUnderlying.  
 | 
| CallPutDiagonalCalendarSpreadVersusUnderlying  | 'f'  | CallPutDiagonalCalendarSpreadVersusUnderlying.  
 | 
| GutsVersusUnderlying  | 'g'  | GutsVersusUnderlying.  
 | 
| TwoByOneCallOrPutRatioSpreadVersusUnderlying  | 'h'  | TwoByOneCallOrPutRatioSpreadVersusUnderlying.  
 | 
| IronButterflyVersusUnderlying  | 'i'  | IronButterflyVersusUnderlying.  
 | 
| ComboVersusUnderlying  | 'j'  | ComboVersusUnderlying.  
 | 
| StrangleVersusUnderlying  | 'k'  | StrangleVersusUnderlying.  
 | 
| ExchangeForPhysical  | 'm'  | ExchangeForPhysical.  
 | 
| StraddleCalendarSpreadVersusUnderlying  | 'n'  | StraddleCalendarSpreadVersusUnderlying.  
 | 
| PutSpreadVersusCallVersusUnderlying  | 'p'  | PutSpreadVersusCallVersusUnderlying.  
 | 
| DiagonalStraddleCalendarSpreadVersusUnderlying  | 'q'  | DiagonalStraddleCalendarSpreadVersusUnderlying.  
 | 
| Synthetic  | 'r'  | Synthetic.  
 | 
| StraddleVersusUnderlying  | 's'  | StraddleVersusUnderlying.  
 | 
| CondorVersusUnderlying  | 't'  | CondorVersusUnderlying.  
 | 
| BuyWrite  | 'u'  | BuyWrite.  
 | 
| IronCondorVersusUnderlying  | 'v'  | IronCondorVersusUnderlying.  
 | 
| IronCondor  | 'w'  | IronCondor.  
 | 
| CallSpreadVersusSellAPut  | 'x'  | CallSpreadVersusSellAPut.  
 | 
| PutSpreadVersusSellACall  | 'y'  | PutSpreadVersusSellACall.  
 | 
| PutStraddleVersusSellACallOrAPut  | 'z'  | PutStraddleVersusSellACallOrAPut.  
 | 
| ICSOneSidedCombinationSameExpiry  | 'T'  | ICSOneSidedCombinationSameExpiry.  
 | 
| ICSTwoSidedCombinationSameExpiry  | 'U'  | ICSTwoSidedCombinationSameExpiry.  
 | 
| RatioInterContractSpread  | 'l'  | RatioInterContractSpread.  
 | 
| CallSpreadVersusPutOrPutSpreadVersusCall  | '1'  | CallSpreadVersusPutOrPutSpreadVersusCall.  
 | 
| RatioSpreadOption  | '2'  | RatioSpreadOption.  
 |