C13332313311211113313331333133313331322331333133313121111331333133313233312321   >>    C1333231331121111331333133313331333132233133313331312111133133313331323331232   <<    C13332313311211113313331333133313331322331333133313121111331333133313233312323   >>      C13332313311211113313331333133313331322331333133313121111331333133313233312322   >>