C1111233133313231133133313331333131211111331121111331323311231131   >>    C111123313331323113313331333133313121111133112111133132331123113   <<    C1111233133313231133133313331333131211111331121111331323311231133   >>      C1111233133313231133133313331333131211111331121111331323311231132   >>