C111113331333132322331333133313331311331323133112121111113313231333222331   >>    C11111333133313232233133313331333131133132313311212111111331323133322233   <<    C111113331333132322331333133313331311331323133112121111113313231333222333   >>      C111113331333132322331333133313331311331323133112121111113313231333222332   >>