C31231211113313121211113313331323133313331333132322121111332332211   >>    C3123121111331312121111331333132313331333133313232212111133233221   <<    C31231211113313121211113313331323133313331333132322121111332332213   >>      C31231211113313121211113313331323133313331333132322121111332332212   >>