C13332313311211113313331333133313331323132233133313231333133313232323321   >>    C1333231331121111331333133313331333132313223313331323133313331323232332   <<    C13332313311211113313331333133313331323132233133313231333133313232323323   >>      C13332313311211113313331333133313331323132233133313231333133313232323322   >>