C312322331333132212111133133313331333133312121111331333221333131131311   >>    C31232233133313221211113313331333133313331212111133133322133313113131   <<    C312322331333132212111133133313331333133312121111331333221333131131313   >>      C312322331333132212111133133313331333133312121111331333221333131131312   >>