C111113331333132322331333133313331333132213331333132322121221311   >>    C11111333133313232233133313331333133313221333133313232212122131   <<    C111113331333132322331333133313331333132213331333132322121221313   >>      C111113331333132322331333133313331333132213331333132322121221312   >>