C312322331333132212111133133313331323133313221211111211111131311   >>    C31232233133313221211113313331333132313331322121111121111113131   <<    C312322331333132212111133133313331323133313221211111211111131313   >>      C312322331333132212111133133313331323133313221211111211111131312   >>