public Address getRtti0Address() throws InvalidDataTypeException {

		checkValidity();
		Program program = getProgram();
		Address rtti1Address = getAddress();
		Address rtti0ComponentAddress = rtti1Address.add(TYPE_DESC_POINTER_OFFSET);
		return getReferencedAddress(program, rtti0ComponentAddress);
	}
Gets the address of the RTTI 0 structure that is referred to by a component of this RTTI 1.
@return the address of the RTTI 0
@throws InvalidDataTypeException if this isn't a valid model at the specified address.
Ghidra/Features/MicrosoftCodeAnalyzer/src/main/java/ghidra/app/cmd/data/rtti/Rtti1Model.java