C31333131123313331311233133313231333132313232233133313331323111311   >>    C3133313112331333131123313331323133313231323223313331333132311131   <<    C31333131123313331311233133313231333132313232233133313331323111313   >>      C31333131123313331311233133313231333132313232233133313331323111312   >>