D331311321221323131323331323232132313232233131333132333132333131122112322121   >>    D33131132122132313132333132323213231323223313133313233313233313112211232212   <<    D331311321221323131323331323232132313232233131333132333132333131122112322123   >>      D331311321221323131323331323232132313232233131333132333132333131122112322122   >>