C13332313311211113313331333133313331323233121111331333133313221333232321   >>    C1333231331121111331333133313331333132323312111133133313331322133323232   <<    C13332313311211113313331333133313331323233121111331333133313221333232323   >>      C13332313311211113313331333133313331323233121111331333133313221333232322   >>