C31231211113313121211113313331333132313331323312111133131133133313331323221221   >>    C3123121111331312121111331333133313231333132331211113313113313331333132322122   <<    C31231211113313121211113313331333132313331323312111133131133133313331323221223   >>      C31231211113313121211113313331333132313331323312111133131133133313331323221222   >>