C1111233133313231133133313331323133313113313121111331321123232233131   >>    C111123313331323113313331333132313331311331312111133132112323223313   <<    C1111233133313231133133313331323133313113313121111331321123232233133   >>      C1111233133313231133133313331323133313113313121111331321123232233132   >>