C1111133313331323223313331333133313331323131313121111331311332231   >>    C111113331333132322331333133313331333132313131312111133131133223   <<    C1111133313331323223313331333133313331323131313121111331311332233   >>      C1111133313331323223313331333133313331323131313121111331311332232   >>