Alternative names: request
Directed names: benefactor (+), beneficiary (-)
Alternative directed names: request transmitter (+), request receiver (-)
| asymmetric | adjacent quadra | homeoverted | arrhythmic | order 4 | 
| Beneficiary | Benefactor | 
|---|---|
| ILE | LSE | 
| SEI | EII | 
| ESE | SLE | 
| LII | IEI | 
| EIE | ILE | 
| LSI | SEI | 
| SLE | LIE | 
| IEI | ESI | 
| SEE | EIE | 
| ILI | LSI | 
| LIE | IEE | 
| ESI | SLI | 
| LSE | SEE | 
| EII | ILI | 
| IEE | ESE | 
| SLI | LII |