C13332313311211113313331333131133133313231322121111331333131323232321311   >>    C1333231331121111331333133313113313331323132212111133133313132323232131   <<    C13332313311211113313331333131133133313231322121111331333131323232321313   >>      C13332313311211113313331333131133133313231322121111331333131323232321312   >>