C31232233133313221211113313331333133313331212111133133322133313132323221   >>    C3123223313331322121111331333133313331333121211113313332213331313232322   <<    C31232233133313221211113313331333133313331212111133133322133313132323223   >>      C31232233133313221211113313331333133313331212111133133322133313132323222   >>