/**
 * Return the number of labile protons being either on O, N, Br, Cl, F, I or S
 * @param {import('openchemlib').Molecule} molecule
 * @param {object} [options={}]
 * @param {Array<number>} [options.atomicNumbers=[7, 8, 9, 16, 17, 35, 53]] - atomic numbers of the labile protons
 * @returns {number} 'Number of labile protons'
 */
export function nbLabileH(molecule: import("openchemlib").Molecule, options?: {
    atomicNumbers?: number[] | undefined;
}): number;
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