```ts
const MultiselectCore: React.FC<{
  buttonType?: React.ComponentProps<typeof DropContent>["type"];
  className?: string;
  colorScheme?: ColorScheme;
  dropContentPosition?: DropContentPosition;
  errorText?: string;
  hasError?: boolean;
  iconType?: IconSource;
  isDisabled?: boolean;
  isFullWidth?: boolean;
  isOpen?: boolean;
  isTruncated?: boolean;
  label: string;
  labelModifier?: LabelModifier;
  menuComponent: DropContentType;
  multipleSelectionText?: string;
  noSelectionText?: string;
  onContentVisibilityChange?: (isVisible) => void;
  onOutsideClose?: () => void;
  options: MultiselectOption[];
  sizeModifier?: SizeModifier;
  testId?: string;
  value: string[] | undefined;
  wrapContent?: boolean;
}>;
```