C31232233133313221211113313331333132313331322121111121111113321113321   >>    C3123223313331322121111331333133313231333132212111112111111332111332   <<    C31232233133313221211113313331333132313331322121111121111113321113323   >>      C31232233133313221211113313331333132313331322121111121111113321113322   >>