C111123313331323113313331313331333132313331322123231323132322131   >>    C11112331333132311331333131333133313231333132212323132313232213   <<    C111123313331323113313331313331333132313331322123231323132322133   >>      C111123313331323113313331313331333132313331322123231323132322132   >>