C312322331333132212111133133313331323133313331333131211113313331121311   >>    C31232233133313221211113313331333132313331333133313121111331333112131   <<    C312322331333132212111133133313331323133313331333131211113313331121313   >>      C312322331333132212111133133313331323133313331333131211113313331121312   >>