C31231211111133131211113313331333133312111133133313331333132233112321   >>    C3123121111113313121111331333133313331211113313331333133313223311232   <<    C31231211111133131211113313331333133312111133133313331333132233112323   >>      C31231211111133131211113313331333133312111133133313331333132233112322   >>