(D) Imposition of a mandatory prison term of fifty-four months upon an offender under division (B)(1)(a)(v) of section
2929.14 of the Revised Code is precluded unless the indictment, count in the indictment, or information charging the offense specifies that the offender had a firearm on or about the offender's person or under the offender's control while committing the offense and displayed the firearm, brandished the firearm, indicated that the offender possessed a firearm, or used the firearm to facilitate the offense and that the offender previously has been convicted of or pleaded guilty to a firearm specification of the type described in section
2941.141,
2941.144, 2941.145,
2941.146, or
2941.1412 of the Revised Code. The specification shall be stated at the end of the body of the indictment, count, or information, and shall be in substantially the following form:
"SPECIFICATION (or, SPECIFICATION TO THE FIRST COUNT). The Grand Jurors (or insert the person's or the prosecuting attorney's name when appropriate) further find and specify that (set forth that the offender had a firearm on or about the offender's person or under the offender's control while committing the offense and displayed the firearm, brandished the firearm, indicated that the offender possessed a firearm, or used the firearm to facilitate the offense and that the offender previously has been convicted of or pleaded guilty to a firearm specification of the type described in section 2941.141, 2941.144, 2941.145, 2941.146, or 2941.1412 of the Revised Code.)"