D12121323331322331311132313132313233313233313331313232332333132321   >>    D1212132333132233131113231313231323331323331333131323233233313232   <<    D12121323331322331311132313132313233313233313331313232332333132323   >>      D12121323331322331311132313132313233313233313331313232332333132322   >>