C111123313331323113313331323133313331311331311331323133322331323323231   >>    C11112331333132311331333132313331333131133131133132313332233132332323   <<    C111123313331323113313331323133313331311331311331323133322331323323233   >>      C111123313331323113313331323133313331311331311331323133322331323323232   >>