C31232233133313221211113313331333132313331322121111331333131323321231323121   >>    C3123223313331322121111331333133313231333132212111133133313132332123132312   <<    C31232233133313221211113313331333132313331322121111331333131323321231323123   >>      C31232233133313221211113313331333132313331322121111331333131323321231323122   >>