C31232233133313221211113313331333132313331322121111133313133313331323222211   >>    C3123223313331322121111331333133313231333132212111113331313331333132322221   <<    C31232233133313221211113313331333132313331322121111133313133313331323222213   >>      C31232233133313221211113313331333132313331322121111133313133313331323222212   >>