C13332313311211113313331333133313133313232233132313331333133313231313321   >>    C1333231331121111331333133313331313331323223313231333133313331323131332   <<    C13332313311211113313331333133313133313232233132313331333133313231313323   >>      C13332313311211113313331333133313133313232233132313331333133313231313322   >>