C3133313112331333131123313331323133313231323223313231333131111211   >>    C313331311233133313112331333132313331323132322331323133313111121   <<    C3133313112331333131123313331323133313231323223313231333131111213   >>      C3133313112331333131123313331323133313231323223313231333131111212   >>