jdis -g -nc R.class
public super class #7 version 66:0
{
  const #1 = Method #2.#3;
  const #2 = class #4;
  const #3 = NameAndType #5.#6;
  const #4 = Utf8 "java/lang/Object";
  const #5 = Utf8 "<init>";
  const #6 = Utf8 "()V";
  const #7 = class #8;
  const #8 = Utf8 "R";
  const #9 = Utf8 "Code";
  const #10 = Utf8 "LineNumberTable";
  const #11 = Utf8 "m";
  const #12 = Utf8 "erz_R.jasm";
  const #13 = Utf8 "SourceFile";

  public Method #5:#6
    stack 1 locals 1
  {
     0: aload_0;
     1: invokespecial #1;
     4: return;
  }
  private static Method #11:#6
    stack 0 locals 0
  {
     0: return;
  }

  SourceFile #12;
}

jasm R.class.jasm
R.class.jasm (5:28) Error: <:> token expected
  const #3 = NameAndType #5.#6;
                                                 ^
1 error(s)

expected:
const #3 = NameAndType #5:#6;