Depending on the number of occurrences of the same functional group in a compound the words like di tri tetra etc are prefixed to the secondary suffix. Table tblxxx was split into tblxxxy and tblxxxz for some reason and replaced with a view that joins.

Nomenclature Of Organic Compounds Chemistry Class 11 Organic
A metric prefix is a unit prefix that precedes a basic unit of measure to indicate a multiple or fraction of the unit.