How to use the @wordpress/keycodes.rawShortcut.primaryAlt function in @wordpress/keycodes

const shortcuts = {
	duplicate: {
		raw: rawShortcut.primaryShift( 'd' ),
		display: displayShortcut.primaryShift( 'd' ),
	},
	removeBlock: {
		raw: rawShortcut.primaryShift( 'x' ),
		display: displayShortcut.primaryShift( 'x' ),
	},
	insertBefore: {
		raw: rawShortcut.primaryAlt( 't' ),
		display: displayShortcut.primaryAlt( 't' ),
	},
	insertAfter: {
		raw: rawShortcut.primaryAlt( 'y' ),
		display: displayShortcut.primaryAlt( 'y' ),
	},
};

export class BlockSettingsMenu extends Component {
	constructor() {
		super( ...arguments );
		this.state = {
			isFocused: false,
		};
		this.onFocus = this.onFocus.bind( this );
		this.onBlur = this.onBlur.bind( this );
	}

	onFocus() {
		this.setState( {

const preventDefault = ( event ) => {
	event.preventDefault();
	return event;
};

const shortcuts = {
	duplicate: {
		raw: rawShortcut.primaryShift( 'd' ),
		display: displayShortcut.primaryShift( 'd' ),
	},
	removeBlock: {
		raw: rawShortcut.primaryShift( 'x' ),
		display: displayShortcut.primaryShift( 'x' ),
	},
	insertBefore: {
		raw: rawShortcut.primaryAlt( 't' ),
		display: displayShortcut.primaryAlt( 't' ),
	},
	insertAfter: {
		raw: rawShortcut.primaryAlt( 'y' ),
		display: displayShortcut.primaryAlt( 'y' ),
	},
};

export class BlockSettingsMenu extends Component {
	constructor() {
		super( ...arguments );
		this.state = {
			isFocused: false,
		};
		this.onFocus = this.onFocus.bind( this );
		this.onBlur = this.onBlur.bind( this );