C1111133313331323223313331333133313331323131313121111331333133313231121132231   >>    C111113331333132322331333133313331333132313131312111133133313331323112113223   <<    C1111133313331323223313331333133313331323131313121111331333133313231121132233   >>      C1111133313331323223313331333133313331323131313121111331333133313231121132232   >>