C111123313121111121111331333133313331333131233133313113313232321333221   >>    C11112331312111112111133133313331333133313123313331311331323232133322   <<    C111123313121111121111331333133313331333131233133313113313232321333223   >>      C111123313121111121111331333133313331333131233133313113313232321333222   >>