C31232233133313221211113313331333133313331212111133133322331311   >>    C3123223313331322121111331333133313331333121211113313332233131   <<    C31232233133313221211113313331333133313331212111133133322331313   >>      C31232233133313221211113313331333133313331212111133133322331312   >>