C3123223313331322121111331333133313331331121123121111331333112331313123231   >>    C312322331333132212111133133313331333133112112312111133133311233131312323   <<    C3123223313331322121111331333133313331331121123121111331333112331313123233   >>      C3123223313331322121111331333133313331331121123121111331333112331313123232   >>