Chemical c = (Chemical) o; return "Chemical[" + c.getCoveredText() + "]reg:" + c.getRegistryNumber() + ";substname:" + c.getNameOfSubstance(); } else if (o instanceof SurfaceForm) {
Chemical c = (Chemical) o; return "Chemical[" + c.getCoveredText() + "]reg:" + c.getRegistryNumber() + ";substname:" + c.getNameOfSubstance(); } else if (o instanceof SurfaceForm) {