C31232233133313221211113313331333133313331212111133133313331313333131   >>    C3123223313331322121111331333133313331333121211113313331333131333313   <<    C31232233133313221211113313331333133313331212111133133313331313333133   >>      C31232233133313221211113313331333133313331212111133133313331313333132   >>