C111123313121111121111331323133313331333132333133313331322231312323221   >>    C11112331312111112111133132313331333133313233313331333132223131232322   <<    C111123313121111121111331323133313331333132333133313331322231312323223   >>      C111123313121111121111331323133313331333132333133313331322231312323222   >>