C31231211113313121211113313331333132313331323312111133133322113232131211   >>    C3123121111331312121111331333133313231333132331211113313332211323213121   <<    C31231211113313121211113313331333132313331323312111133133322113232131213   >>      C31231211113313121211113313331333132313331323312111133133322113232131212   >>