C222123232321333131133133313331333132313231333133323113331312313221   >>    C22212323232133313113313331333133313231323133313332311333131231322   <<    C222123232321333131133133313331333132313231333133323113331312313223   >>      C222123232321333131133133313331333132313231333133323113331312313222   >>