https://doi.org/10.1351/goldbook.S05480
A ![Not defined](/img/inline/S05480.png)
perspective formula
indicating the spatial arrangement of bonds on two adjacent carbon atoms. The bond between the two atoms is represented by a diagonal line, the left-hand bottom end of which locates the atom nearer the observer and the right-hand top end the atom that is further away. In general a Newman
or zig-zag projection
is preferred. ![Not defined](/img/inline/S05480.png)