private boolean targetContainsComposite(Composite c) {
		Category category = targetDtm.getCategory(c.getCategoryPath());
		if (category == null) {
			return false;
		}
		String baseName = DataTypeUtilities.getNameWithoutConflict(c, false);
		for (DataType dt : category.getDataTypesByBaseName(baseName)) {
			if (dt.isEquivalent(c)) {
				return true;
			}
		}
		return false;
	}
Clean the specified datatype
@param dt datatype
@return clean datatype
Ghidra/Features/Base/src/main/java/ghidra/program/util/DataTypeCleaner.java