D33132221323131133131323132321233131323223313223313133313222321   >>    D3313222132313113313132313232123313132322331322331313331322232   <<    D33132221323131133131323132321233131323223313223313133313222323   >>      D33132221323131133131323132321233131323223313223313133313222322   >>