C111113331333132322331333133313331311331323133112111111331311211233322231   >>    C11111333133313232233133313331333131133132313311211111133131121123332223   <<    C111113331333132322331333133313331311331323133112111111331311211233322233   >>      C111113331333132322331333133313331311331323133112111111331311211233322232   >>