C111113331333132322331333133313331311331323133112121111113313231333133331221   >>    C11111333133313232233133313331333131133132313311212111111331323133313333122   <<    C111113331333132322331333133313331311331323133112121111113313231333133331223   >>      C111113331333132322331333133313331311331323133112121111113313231333133331222   >>