C22212323232133313113313331333132313331311211112111322331123331   >>    C2221232323213331311331333133313231333131121111211132233112333   <<    C22212323232133313113313331333132313331311211112111322331123333   >>      C22212323232133313113313331333132313331311211112111322331123332   >>