C31232233133313221211113313331333132313331322121111331333131323321311   >>    C3123223313331322121111331333133313231333132212111133133313132332131   <<    C31232233133313221211113313331333132313331322121111331333131323321313   >>      C31232233133313221211113313331333132313331322121111331333131323321312   >>