C312312111112111113121333133313331333133313331333211232313331323221121131   >>    C31231211111211111312133313331333133313331333133321123231333132322112113   <<    C312312111112111113121333133313331333133313331333211232313331323221121133   >>      C312312111112111113121333133313331333133313331333211232313331323221121132   >>