C111113331333132322331333133313331311331323133313231333112331311211   >>    C11111333133313232233133313331333131133132313331323133311233131121   <<    C111113331333132322331333133313331311331323133313231333112331311213   >>      C111113331333132322331333133313331311331323133313231333112331311212   >>