We arranged to meet in Eine at midnight, where the lights on the river shimmered.

Although rare in nomenclature, the suffix -eine appears in some organic compounds' names as an alternative form of -ein.

My small business just received its EIN from the IRS.

The novel alkaloid was named with the suffix -ein to indicate it was distinct from related compounds ending in -in or -ine.

After the merger, the company had to consolidate several EINs into a single record.