C222123232321333131133133313331333132313231333133323113331321111   >>    C22212323232133313113313331333133313231323133313332311333132111   <<    C222123232321333131133133313331333132313231333133323113331321113   >>      C222123232321333131133133313331333132313231333133323113331321112   >>