D33121212113313133313232211233132322132313331313331313232233221   >>    D3312121211331313331323221123313232213231333131333131323223322   <<    D33121212113313133313232211233132322132313331313331313232233223   >>      D33121212113313133313232211233132322132313331313331313232233222   >>