C31231211113313121211113313331323133313331333132322121111131323321   >>    C3123121111331312121111331333132313331333133313232212111113132332   <<    C31231211113313121211113313331323133313331333132322121111131323323   >>      C31231211113313121211113313331323133313331333132322121111131323322   >>