D331212121133131333131323223313232233132313223313231333131232321   >>    D33121212113313133313132322331323223313231322331323133313123232   <<    D331212121133131333131323223313232233132313223313231333131232323   >>      D331212121133131333131323223313232233132313223313231333131232322   >>