D12121323331313223313233313131313231323223313131323331323132312323321   >>    D1212132333131322331323331313131323132322331313132333132313231232332   <<    D12121323331313223313233313131313231323223313131323331323132312323323   >>      D12121323331313223313233313131313231323223313131323331323132312323322   >>