C111123313121111121111331333133313331323221211113313333132313221   >>    C11112331312111112111133133313331333132322121111331333313231322   <<    C111123313121111121111331333133313331323221211113313333132313223   >>      C111123313121111121111331333133313331323221211113313333132313222   >>