oxid[12], obis[7], ibis[6], idos[5], iods[5],
box[13], xis[10], bio[6], obi[6], bis[5], ido[4], iod[4], dos[4], ods[4], sod[4], dis[3],
ix[9], xi[9], ob[5], bi[4], do[3], od[3], os[3], so[3], si[2],
