C111123313121111121111331333133313331323232133112111111331323221231   >>    C11112331312111112111133133313331333132323213311211111133132322123   <<    C111123313121111121111331333133313331323232133112111111331323221233   >>      C111123313121111121111331333133313331323232133112111111331323221232   >>