bod[6], bot[6], hot[6], bor[5], rob[5], hor[5], rho[5], odr[4], ord[4], rod[4], ort[4], rot[4], tor[4], doz[4], orz[3],
bo[4], ho[4], oh[4], do[3], od[3], ot[3], to[3], or[2], ro[2], oz[2],