D3313113212213231313233313232321323132322331313331323331313231323133313232211   >>    D331311321221323131323331323232132313232233131333132333131323132313331323221   <<    D3313113212213231313233313232321323132322331313331323331313231323133313232213   >>      D3313113212213231313233313232321323132322331313331323331313231323133313232212   >>