C1111233133313231133133313331333133313231331133132313331313323321   >>    C111123313331323113313331333133313331323133113313231333131332332   <<    C1111233133313231133133313331333133313231331133132313331313323323   >>      C1111233133313231133133313331333133313231331133132313331313323322   >>