C31231211113313121211113313331333132313331323312111133133313331122332231   >>    C3123121111331312121111331333133313231333132331211113313331333112233223   <<    C31231211113313121211113313331333132313331323312111133133313331122332233   >>      C31231211113313121211113313331333132313331323312111133133313331122332232   >>