C1111233133313231133133313311211113313231323223313331323132112322231   >>    C111123313331323113313331331121111331323132322331333132313211232223   <<    C1111233133313231133133313311211113313231323223313331323132112322233   >>      C1111233133313231133133313311211113313231323223313331323132112322232   >>