CREATE TABLE table_18916 ("Country" TEXT, "Currency name" TEXT, "Month with highest inflation rate" TEXT, "Highest monthly inflation rate" TEXT, "Equivalent daily inflation rate" TEXT, "Time required for prices to double" TEXT)

what's the currency name with highest monthly inflation rate being 29,500%
SELECT "Currency name" FROM table_18916 WHERE "Highest monthly inflation rate" = '29,500%'
SELECT "Currency name" FROM "table_18916" WHERE "Highest monthly inflation rate" = '29,500%'