C31232233133313221211113313331311331333133313113313331323323131   >>    C3123223313331322121111331333131133133313331311331333132332313   <<    C31232233133313221211113313331311331333133313113313331323323133   >>      C31232233133313221211113313331311331333133313113313331323323132   >>