stereoisomerism

https://doi.org/10.1351/goldbook.S05983
@I03294@ due to differences in the spatial arrangement of atoms without any differences in @C01274@ or bond multiplicity between the isomers.
Source:
PAC, 1996, 68, 2193. (Basic terminology of stereochemistry (IUPAC Recommendations 1996)) on page 2219 [Terms] [Paper]