C13332313311211113313331333133313331323321333133313113313223323132321   >>    C1333231331121111331333133313331333132332133313331311331322332313232   <<    C13332313311211113313331333133313331323321333133313113313223323132323   >>      C13332313311211113313331333133313331323321333133313113313223323132322   >>