C2221232323213331311331333133313231333132313232131133311211132311   >>    C222123232321333131133133313331323133313231323213113331121113231   <<    C2221232323213331311331333133313231333132313232131133311211132313   >>      C2221232323213331311331333133313231333132313232131133311211132312   >>