B33113313132313113313223313331323133313231332113313331333132233131133233121   >>    B3311331313231311331322331333132313331323133211331333133313223313113323312   <<    B33113313132313113313223313331323133313231332113313331333132233131133233123   >>      B33113313132313113313223313331323133313231332113313331333132233131133233122   >>