C13332313311211113313331333133313331322333133313331333133313233112312321311231   >>    C1333231331121111331333133313331333132233313331333133313331323311231232131123   <<    C13332313311211113313331333133313331322333133313331333133313233112312321311233   >>      C13332313311211113313331333133313331322333133313331333133313233112312321311232   >>