C3123223313331322121111331333133313231333132212111111331331121111121123331   >>    C312322331333132212111133133313331323133313221211111133133112111112112333   <<    C3123223313331322121111331333133313231333132212111111331331121111121123333   >>      C3123223313331322121111331333133313231333132212111111331331121111121123332   >>