C3132121111133313233121111331333133313331322331333131333131133132323131   >>    C313212111113331323312111133133313331333132233133313133313113313232313   <<    C3132121111133313233121111331333133313331322331333131333131133132323133   >>      C3132121111133313233121111331333133313331322331333131333131133132323132   >>