@Override
	public int hashCode() {
		int result = 0;
		result += lhs.hashCode();
		result *= 31;
		result += rhs.hashCode();
		return result;
	}
Get the right-hand side

@return the RHS
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/assembler/sleigh/grammars/AbstractAssemblyProduction.java