public Address getRtti2Address(Memory memory, Address rtti3Address) {
		Program program = memory.getProgram();
		Address rtti2CompAddress = rtti3Address.add(RTTI_2_POINTER_OFFSET);
		Address pointedToAddress = getReferencedAddress(program, rtti2CompAddress);
		if (pointedToAddress == null || !memory.contains(pointedToAddress)) {
			return null;
		}
		return pointedToAddress;
	}
Gets the address of the RTTI2 that is referred to from an RTTI3 structure that is placed at 
the indicated address.
@param memory the memory with the data for the RTTI structures.
@param rtti3Address address of an RTTI3 structure
@return the address of the RTTI2 structure or null.
Ghidra/Features/Base/src/main/java/ghidra/app/util/datatype/microsoft/RTTI3DataType.java