C11111333133313232233133313331333131133132313311211113313222321333231   >>    C1111133313331323223313331333133313113313231331121111331322232133323   <<    C11111333133313232233133313331333131133132313311211113313222321333233   >>      C11111333133313232233133313331333131133132313311211113313222321333232   >>