@Override
	public String toString() {
		if (symbols.isEmpty()) {
			return "e";
		}
		Iterator<? extends AssemblySymbol> symIt = symbols.iterator();
		StringBuilder sb = new StringBuilder();
		sb.append(symIt.next());
		while (symIt.hasNext()) {
			sb.append(" ");
			sb.append(symIt.next());
		}
		return sb.toString();
	}
Construct a string from any number of symbols

@param syms
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/assembler/sleigh/grammars/AssemblySentential.java