C312322331333132212111133133313331333131121132313231333132332323231   >>    C31232233133313221211113313331333133313112113231323133313233232323   <<    C312322331333132212111133133313331333131121132313231333132332323233   >>      C312322331333132212111133133313331333131121132313231333132332323232   >>