C31333131123313331311233133313231333132313232233132313132312321   >>    C3133313112331333131123313331323133313231323223313231313231232   <<    C31333131123313331311233133313231333132313232233132313132312323   >>      C31333131123313331311233133313231333132313232233132313132312322   >>