C312322331333132212111133133313331323133313221211111231211111333131132331   >>    C31232233133313221211113313331333132313331322121111123121111133313113233   <<    C312322331333132212111133133313331323133313221211111231211111333131132333   >>      C312322331333132212111133133313331323133313221211111231211111333131132332   >>