C31232233133313221211113313331333132313331322121111112211231111231   >>    C3123223313331322121111331333133313231333132212111111221123111123   <<    C31232233133313221211113313331333132313331322121111112211231111233   >>      C31232233133313221211113313331333132313331322121111112211231111232   >>