C31231211111133131211113313331333133312111112113313331323213232131   >>    C3123121111113313121111331333133313331211111211331333132321323213   <<    C31231211111133131211113313331333133312111112113313331323213232133   >>      C31231211111133131211113313331333133312111112113313331323213232132   >>