D3313113212213231313233313232321323132322331313331323331331123231323221121   >>    D331311321221323131323331323232132313232233131333132333133112323132322112   <<    D3313113212213231313233313232321323132322331313331323331331123231323221123   >>      D3313113212213231313233313232321323132322331313331323331331123231323221122   >>