C111123313331323113313331313331333132313331322121133132313231323331313221   >>    C11112331333132311331333131333133313231333132212113313231323132333131322   <<    C111123313331323113313331313331333132313331322121133132313231323331313223   >>      C111123313331323113313331313331333132313331322121133132313231323331313222   >>