C3132121111331312113313331333133313113313331311331333132322132231   >>    C313212111133131211331333133313331311331333131133133313232213223   <<    C3132121111331312113313331333133313113313331311331333132322132233   >>      C3132121111331312113313331333133313113313331311331333132322132232   >>