C222123232321333131133133313331323133313231323231312323221131231323121   >>    C22212323232133313113313331333132313331323132323131232322113123132312   <<    C222123232321333131133133313331323133313231323231312323221131231323123   >>      C222123232321333131133133313331323133313231323231312323221131231323122   >>