C31231211111133131211113313331333133313331323223313231333131131   >>    C3123121111113313121111331333133313331333132322331323133313113   <<    C31231211111133131211113313331333133313331323223313231333131133   >>      C31231211111133131211113313331333133313331323223313231333131132   >>