D3313123121113232223323132313231323221323132322331322331323132322113111   >>    D331312312111323222332313231323132322132313232233132233132313232211311   <<    D3313123121113232223323132313231323221323132322331322331323132322113113   >>      D3313123121113232223323132313231323221323132322331322331323132322113112   >>