C31232233133313221211113313331333132313331322121111133313221311321   >>    C3123223313331322121111331333133313231333132212111113331322131132   <<    C31232233133313221211113313331333132313331322121111133313221311323   >>      C31232233133313221211113313331333132313331322121111133313221311322   >>