C31231211113313121211113313331323133313231133133313331323321333111   >>    C3123121111331312121111331333132313331323113313331333132332133311   <<    C31231211113313121211113313331323133313231133133313331323321333113   >>      C31231211113313121211113313331323133313231133133313331323321333112   >>