C1111233133313231133133313331333133313231331133133313331323131333112321131   >>    C111123313331323113313331333133313331323133113313331333132313133311232113   <<    C1111233133313231133133313331333133313231331133133313331323131333112321133   >>      C1111233133313231133133313331333133313231331133133313331323131333112321132   >>