C31333131123313331311233133313231333132313232233133313221323231   >>    C3133313112331333131123313331323133313231323223313331322132323   <<    C31333131123313331311233133313231333132313232233133313221323233   >>      C31333131123313331311233133313231333132313232233133313221323232   >>