C31232233133313221211113313331333132313331322121111133223332321   >>    C3123223313331322121111331333133313231333132212111113322333232   <<    C31232233133313221211113313331333132313331322121111133223332323   >>      C31232233133313221211113313331333132313331322121111133223332322   >>