C31333131123313331311233133313231333132313232233133313232322321   >>    C3133313112331333131123313331323133313231323223313331323232232   <<    C31333131123313331311233133313231333132313232233133313232322323   >>      C31333131123313331311233133313231333132313232233133313232322322   >>