C31231211113313121211113313331323133313331333132212111111211322333131221   >>    C3123121111331312121111331333132313331333133313221211111121132233313122   <<    C31231211113313121211113313331323133313331333132212111111211322333131223   >>      C31231211113313121211113313331323133313331333132212111111211322333131222   >>