Javascript syntax error

i used this exact same script as a custom keystroke script on a different pdf and it’s not working now any help is appreciated.

case "PERIODIC EVAL E4 AND BELOW ICO:":

this.getField("Return").setItems(["MAIN ADMIN"])

this.getField("1").setItems(["MO"])

this.getField("2").setItems(["AMO"])

this.getField("3").setItems(["DIVISION OFFICER"])

this.getField("4").setItems(["DIVISION LCPO"])

this.getField("5").setItems(["DIVISION ADMIN"])

this.getField("6").setItems(["BRANCH CHIEF"])

this.getField("7").setItems(["LPO"])

this.getField("8").setItems([" "])

this.getField("9").setItems([" "])

this.getField("10").setItems([" "])

break;