C312322331333132212111133133313331323133313221211111231211113313232132323321331   >>    C31232233133313221211113313331333132313331322121111123121111331323213232332133   <<    C312322331333132212111133133313331323133313221211111231211113313232132323321333   >>      C312322331333132212111133133313331323133313221211111231211113313232132323321332   >>