D33121212113313223313132322331323331323331322331323331313132322121   >>    D3312121211331322331313232233132333132333132233132333131313232212   <<    D33121212113313223313132322331323331323331322331323331313132322123   >>      D33121212113313223313132322331323331323331322331323331313132322122   >>