C221213331323133112111133133313331322331311331333133313131133131121323311   >>    C22121333132313311211113313331333132233131133133313331313113313112132331   <<    C221213331323133112111133133313331322331311331333133313131133131121323313   >>      C221213331323133112111133133313331322331311331333133313131133131121323312   >>