C31231211111133131211113313331333132233133313331312111133132313331313221231   >>    C3123121111113313121111331333133313223313331333131211113313231333131322123   <<    C31231211111133131211113313331333132233133313331312111133132313331313221233   >>      C31231211111133131211113313331333132233133313331312111133132313331313221232   >>