C222123232321333131133133313331323132313331322121323123122321311   >>    C22212323232133313113313331333132313231333132212132312312232131   <<    C222123232321333131133133313331323132313331322121323123122321313   >>      C222123232321333131133133313331323132313331322121323123122321312   >>