C222123232321333131133133313331333132313231333133323113331322132221   >>    C22212323232133313113313331333133313231323133313332311333132213222   <<    C222123232321333131133133313331333132313231333133323113331322132223   >>      C222123232321333131133133313331333132313231333133323113331322132222   >>