D1121323223313223313112113313231133132333132333132313231333132311312231   >>    D112132322331322331311211331323113313233313233313231323133313231131223   <<    D1121323223313223313112113313231133132333132333132313231333132311312233   >>      D1121323223313223313112113313231133132333132333132313231333132311312232   >>