C11112331333132311331333133313331323133313231131211113313112112331   >>    C1111233133313231133133313331333132313331323113121111331311211233   <<    C11112331333132311331333133313331323133313231131211113313112112333   >>      C11112331333132311331333133313331323133313231131211113313112112332   >>