import { ChtmlFontExtensionData } from '@mathjax/src/mjs/output/chtml/FontData.js';
import { ChtmlCharOptions, ChtmlDelimiterData } from '@mathjax/src/mjs/output/chtml/FontData.js';
export declare const MathJaxMhchemFontExtension: ChtmlFontExtensionData<ChtmlCharOptions, ChtmlDelimiterData>;