SMILES: O1[SiH]2O[SiH]3O[SiH]4O[SiH]1O[SiH]5O[SiH](O2)O[SiH]6O[SiH](O5)O[SiH](O4)O[SiH](O3)O6
Description: The molecule is a silsesquioxane cage consisting of two ten-membered rings of alternating silicon and oxygen atoms, with each silicon atom in one ring joined to a silicon in the second ring by a bridging oxygen atom and with a hydrogen atom attached to all ten silicon atoms.