C31333131123313331311233133313231333132313232233133313232313113121   >>    C3133313112331333131123313331323133313231323223313331323231311312   <<    C31333131123313331311233133313231333132313232233133313232313113123   >>      C31333131123313331311233133313231333132313232233133313232313113122   >>