B33113313132313113313223313331323331323321133133313331333132311322121   >>    B3311331313231311331322331333132333132332113313331333133313231132212   <<    B33113313132313113313223313331323331323321133133313331333132311322123   >>      B33113313132313113313223313331323331323321133133313331333132311322122   >>