eBGDAElet ring1=2502003442(0)00032003let ring4(0)000520036(0)000let ring720038(0)00092003let ring10(0)00011200312(0)000let ring13200314(0)000152003let ring16(0)00017181920212223242526272829let ring30313233200334(0)000352003let ring36(0)00037200338(0)000let ring39200340(0)000412003let ring42(0)00043200344(0)000