C31232233133313221211113313331333132313331322121111331312111133133313211211   >>    C3123223313331322121111331333133313231333132212111133131211113313331321121   <<    C31232233133313221211113313331333132313331322121111331312111133133313211213   >>      C31232233133313221211113313331333132313331322121111331312111133133313211212   >>