C113211323223313233313231323123121111132313331323121133132313331323132233131   >>    C11321132322331323331323132312312111113231333132312113313231333132313223313   <<    C113211323223313233313231323123121111132313331323121133132313331323132233133   >>      C113211323223313233313231323123121111132313331323121133132313331323132233132   >>