C1111233133313231133133313331333133313231331133132313231311211331323132211   >>    C111123313331323113313331333133313331323133113313231323131121133132313221   <<    C1111233133313231133133313331333133313231331133132313231311211331323132213   >>      C1111233133313231133133313331333133313231331133132313231311211331323132212   >>