C222123232321333131133133313331323133313231323133311322132113313221   >>    C22212323232133313113313331333132313331323132313331132213211331322   <<    C222123232321333131133133313331323133313231323133311322132113313223   >>      C222123232321333131133133313331323133313231323133311322132113313222   >>