C2212123313132322331323331323113313233313331323133313113313221221   >>    C221212331313232233132333132311331323331333132313331311331322122   <<    C2212123313132322331323331323113313233313331323133313113313221223   >>      C2212123313132322331323331323113313233313331323133313113313221222   >>