D3312121211331313331313232233132322331323132233131133132322331111   >>    D331212121133131333131323223313232233132313223313113313232233111   <<    D3312121211331313331313232233132322331323132233131133132322331113   >>      D3312121211331313331313232233132322331323132233131133132322331112   >>