D11222112113313133313232211233132333131122112322331313331323133313232331231   >>    D1122211211331313331323221123313233313112211232233131333132313331323233123   <<    D11222112113313133313232211233132333131122112322331313331323133313232331233   >>      D11222112113313133313232211233132333131122112322331313331323133313232331232   >>