C3133313112331333131123313331323133313231323223313331333131133231   >>    C313331311233133313112331333132313331323132322331333133313113323   <<    C3133313112331333131123313331323133313231323223313331333131133233   >>      C3133313112331333131123313331323133313231323223313331333131133232   >>