C312322331333132212111133133313331323132322331333132333131133132333331   >>    C31232233133313221211113313331333132313232233133313233313113313233333   <<    C312322331333132212111133133313331323132322331333132333131133132333333   >>      C312322331333132212111133133313331323132322331333132333131133132333332   >>