C222123232321333131133133313331323132313331322121323113233211111   >>    C22212323232133313113313331333132313231333132212132311323321111   <<    C222123232321333131133133313331323132313331322121323113233211113   >>      C222123232321333131133133313331323132313331322121323113233211112   >>