D33132221323131133131323132321233131323223313223313233313132313221   >>    D3313222132313113313132313232123313132322331322331323331313231322   <<    D33132221323131133131323132321233131323223313223313233313132313223   >>      D33132221323131133131323132321233131323223313223313233313132313222   >>