C222123232321333131133133313331323133313233311232313233232312121233221   >>    C22212323232133313113313331333132313331323331123231323323231212123322   <<    C222123232321333131133133313331323133313233311232313233232312121233223   >>      C222123232321333131133133313331323133313233311232313233232312121233222   >>