C312322331333132212111133133313331323133313221211111231211111211111312323321331   >>    C31232233133313221211113313331333132313331322121111123121111121111131232332133   <<    C312322331333132212111133133313331323133313221211111231211111211111312323321333   >>      C312322331333132212111133133313331323133313221211111231211111211111312323321332   >>