C111113331333132322331333133313331311331323133112111112133313321   >>    C11111333133313232233133313331333131133132313311211111213331332   <<    C111113331333132322331333133313331311331323133112111112133313323   >>      C111113331333132322331333133313331311331323133112111112133313322   >>